changeset

.changeset/afraid-gifts-sparkle.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Fix UX issue about highlighting the search term in search result sections

.changeset/big-gorillas-perform.md

@@ -1,9 +0,0 @@
----
-"gitbook": patch
----
-
-Fix three small visual issues
-
-- Fix sidebar showing on `no-toc` pages in the gradient theme
-- Fix variant selector truncating incorrectly in header when sections are present
-- Fix page cover alignment on `lg` screens without TOC

.changeset/breezy-falcons-drop.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Respect fullWidth and defaultWidth for images

.changeset/clever-jokes-yell.md

@@ -1,5 +0,0 @@
----
-"gitbook-v2": patch
----
-
-Add docs.testgitbook.com to ADAPTIVE_CONTENT_HOSTS list

.changeset/cold-buckets-divide.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-fix nested a tag causing hydration error

.changeset/cool-jars-matter.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-fix href being empty in TOC

.changeset/cool-seas-approve.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Fix navigation between sections/variants when previewing a site in v2

.changeset/fair-crews-wink.md

@@ -1,5 +0,0 @@
----
-"gitbook": minor
----
-
-Add circular corners and depth styling

.changeset/fast-trees-battle.md

@@ -1,5 +0,0 @@
----
-'@gitbook/react-openapi': patch
----
-
-Add authorization header for OAuth2

.changeset/fifty-ducks-press.md

@@ -1,6 +0,0 @@
----
-'@gitbook/react-openapi': patch
-'gitbook': patch
----
-
-Improve support for OAuth2 security type

.changeset/flat-wolves-poke.md

@@ -1,6 +0,0 @@
----
-"gitbook-v2": patch
-"gitbook": patch
----
-
-Adds Columns layout block to GBO

.changeset/forty-readers-mix.md

@@ -1,5 +0,0 @@
----
-"gitbook": minor
----
-
-Support dark-mode specific page cover image

.changeset/fresh-shrimps-flow.md

@@ -1,5 +0,0 @@
----
-'gitbook': patch
----
-
-Update Models page styling

.changeset/fuzzy-tables-jump.md

@@ -1,5 +0,0 @@
----
-"gitbook-v2": patch
----
-
-Optimize performances by using a smarter per-request cache arround data cached functions

.changeset/gorgeous-cycles-cheat.md

@@ -1,5 +0,0 @@
----
-"gitbook-v2": patch
----
-
-add a force-revalidate api route to force bust the cache in case of errors

.changeset/green-clouds-cough.md

@@ -1,5 +0,0 @@
----
-"gitbook": minor
----
-
-Fix rendering of ogimage with SVG logos.

.changeset/hip-bobcats-cover.md

@@ -1,5 +0,0 @@
----
-"gitbook": minor
----
-
-Best effort at preserving current variant when navigating between sections by matching the pathname against site spaces in the new section.

.changeset/lazy-pants-matter.md

@@ -1,6 +0,0 @@
----
-"gitbook-v2": patch
-"gitbook": patch
----
-
-encode customization header

.changeset/long-cameras-protect.md

@@ -1,5 +0,0 @@
----
-"gitbook": minor
----
-
-Rework full-width layout, add support for full-width page option

.changeset/nasty-moles-visit.md

@@ -1,5 +0,0 @@
----
-"gitbook-v2": patch
----
-
-fix ISR on preview env

.changeset/nervous-students-judge.md

@@ -1,6 +0,0 @@
----
-"gitbook-v2": patch
-"gitbook": patch
----
-
-Fix concurrent execution in Vercel causing pages to not be attached to the proper tags.

.changeset/odd-humans-chew.md

@@ -0,0 +1,5 @@
+---
+"gitbook-v2": patch
+---
+
+Fallback to the default section if one is not passed in the resolution context.

.changeset/orange-hounds-sparkle.md

@@ -1,5 +0,0 @@
----
-"gitbook-v2": patch
----
-
-Generate a llms-full.txt version of the docs site

.changeset/poor-dodos-lick.md

@@ -1,5 +0,0 @@
----
-"@gitbook/fonts": minor
----
-
-Initial version of the package

.changeset/purple-cougars-breathe.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Add margin to adjacent buttons

.changeset/rotten-donuts-bow.md

@@ -1,5 +0,0 @@
----
-"gitbook-v2": patch
----
-
-add a global error boundary

.changeset/rotten-seals-rush.md

@@ -1,5 +0,0 @@
----
-'@gitbook/react-openapi': patch
----
-
-Indent JSON python code sample

.changeset/sharp-hats-applaud.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Fix missing title on button to close the announcement banner.

.changeset/sharp-jeans-burn.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Make icons for page groups more contrasting

.changeset/slimy-cows-press.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Ignore case while highlighting search results.

.changeset/slow-lizards-obey.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Make TOC height dynamic based on visible header and footer elements

.changeset/soft-planes-talk.md

@@ -0,0 +1,5 @@
+---
+"gitbook-v2": patch
+---
+
+Improve error messages around undefined site sections.

.changeset/strong-poets-move.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Fix bold header links hover color

.changeset/stupid-plums-perform.md

@@ -1,6 +0,0 @@
----
-"gitbook": patch
-"gitbook-v2": patch
----
-
-cache fonts and static image used in OGImage in memory

.changeset/tame-mangos-battle.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Fix border being added to cards

.changeset/thick-chefs-repeat.md

@@ -1,5 +0,0 @@
----
-'@gitbook/react-openapi': patch
----
-
-Handle nested deprecated properties in generateSchemaExample

.changeset/thin-buckets-grow.md

@@ -1,5 +0,0 @@
----
-"gitbook-v2": patch
----
-
-Add `urlObject.hash` to `linker.toLinkForContent` to pass through URL fragment identifiers, used in search

.changeset/tidy-dots-suffer.md

@@ -1,5 +0,0 @@
----
-"gitbook-v2": patch
----
-
-apply customization for dynamic context

.changeset/tiny-zoos-scream.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Reverse order of feedback smileys

.changeset/violet-schools-care.md

@@ -1,5 +0,0 @@
----
-'@gitbook/react-openapi': patch
----
-
-Deduplicate path parameters from OpenAPI spec

.changeset/warm-roses-sleep.md

@@ -1,5 +0,0 @@
----
-"gitbook": patch
----
-
-Fix ogimage using incorrect Google Font depending on language.

.changeset/wise-gifts-smash.md

@@ -1,5 +0,0 @@
----
-"gitbook-v2": patch
----
-
-remove trailing slash from linker

.github/CONTRIBUTING.md

@@ -63,9 +63,9 @@ To start your local version of GitBook, run the command `bun dev`.
 
 When running the development server, published GitBook sites can be rendered through your local version at `http://localhost:3000/`.
 
-For example, our published docs can be viewed using the local version by visiting `http://localhost:3000/gitbook.com/docs` after running the development server.
+For example, our published docs can be viewed using the local version by visiting `http://localhost:3000/docs.gitbook.com` after running the development server.
 
-You can visit any published GitBook site behind your development server. Please make sure your site is [published publicly](https://gitbook.com/docs/published-documentation/publish-your-content-as-a-docs-site) to ensure you can view the site correctly in your development version.
+You can visit any published GitBook site behind your development server. Please make sure your site is [published publicly](https://docs.gitbook.com/published-documentation/publish-your-content-as-a-docs-site) to ensure you can view the site correctly in your development version.
 
 ### Commit your update
 

.github/actions/gradual-deploy-cloudflare/action.yaml

@@ -1,83 +0,0 @@
-name: Gradual Deploy to Cloudflare
-description: Use gradual deployment to deploy to Cloudflare. This action will upload the middleware and server versions to Cloudflare and kept them bound together
-inputs:
-  apiToken:
-    description: 'Cloudflare API token'
-    required: true
-  accountId:
-    description: 'Cloudflare account ID'
-    required: true
-  environment:
-    description: 'Cloudflare environment to deploy to (staging, production, preview)'
-    required: true
-  middlewareVersionId:
-    description: 'Middleware version ID to deploy'
-    required: true
-  serverVersionId:
-    description: 'Server version ID to deploy'
-    required: true
-outputs:
-  deployment-url: 
-    description: "Deployment URL"
-    value: ${{ steps.deploy_middleware.outputs.deployment-url }}
-runs:
-  using: 'composite'
-  steps:
-      - id: wrangler_status
-        name: Check wrangler deployment status
-        uses: cloudflare/wrangler-action@v3.14.0
-        with:
-            apiToken: ${{ inputs.apiToken }}
-            accountId: ${{ inputs.accountId }}
-            workingDirectory: ./
-            wranglerVersion: '4.10.0'
-            environment: ${{ inputs.environment }}
-            command: deployments status --config ./packages/gitbook-v2/openNext/customWorkers/defaultWrangler.jsonc
-
-      # This step is used to get the version ID that is currently deployed to Cloudflare.
-      - id: extract_current_version
-        name: Extract current version
-        shell: bash
-        run: |
-          version_id=$(echo "${{ steps.wrangler_status.outputs.command-output }}" | grep -A 3 "(100%)" | grep -oP '[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}')
-          echo "version_id=$version_id" >> $GITHUB_OUTPUT
-
-      - id: deploy_server
-        name: Deploy server to Cloudflare at 0%
-        uses: cloudflare/wrangler-action@v3.14.0
-        with:
-            apiToken: ${{ inputs.apiToken }}
-            accountId: ${{ inputs.accountId }}
-            workingDirectory: ./
-            wranglerVersion: '4.10.0'
-            environment: ${{ inputs.environment }}
-            command: versions deploy ${{ steps.extract_current_version.outputs.version_id }}@100% ${{ inputs.serverVersionId }}@0% -y --config ./packages/gitbook-v2/openNext/customWorkers/defaultWrangler.jsonc
-
-      # Since we use version overrides headers, we can directly deploy the middleware to 100%.
-      - id: deploy_middleware
-        name: Deploy middleware to Cloudflare at 100%
-        uses: cloudflare/wrangler-action@v3.14.0
-        with:
-            apiToken: ${{ inputs.apiToken }}
-            accountId: ${{ inputs.accountId }}
-            workingDirectory: ./
-            wranglerVersion: '4.10.0'
-            environment: ${{ inputs.environment }}
-            command: versions deploy ${{ inputs.middlewareVersionId }}@100% -y --config ./packages/gitbook-v2/openNext/customWorkers/middlewareWrangler.jsonc
-
-      - name: Deploy server to Cloudflare at 100%
-        uses: cloudflare/wrangler-action@v3.14.0
-        with:
-            apiToken: ${{ inputs.apiToken }}
-            accountId: ${{ inputs.accountId }}
-            workingDirectory: ./
-            wranglerVersion: '4.10.0'
-            environment: ${{ inputs.environment }}
-            command: versions deploy ${{ inputs.serverVersionId }}@100% -y --config ./packages/gitbook-v2/openNext/customWorkers/defaultWrangler.jsonc
-
-      - name: Outputs
-        shell: bash
-        env:
-          DEPLOYMENT_URL: ${{ steps.deploy_middleware.outputs.deployment-url }}
-        run: |
-            echo "URL: ${{ steps.deploy_middleware.outputs.deployment-url }}"

.github/composite/deploy-cloudflare/action.yaml

@@ -28,7 +28,7 @@ inputs:
 outputs:
     deployment-url: 
       description: "Deployment URL"
-      value: ${{ steps.upload_middleware.outputs.deployment-url }}
+      value: ${{ steps.deploy.outputs.deployment-url }}
 runs:
     using: 'composite'
     steps:
@@ -63,8 +63,8 @@ runs:
           env:
             GITBOOK_RUNTIME: cloudflare
           shell: bash
-
-        - name: Upload the DO worker
+        - id: deploy
+          name: Deploy to Cloudflare
           uses: cloudflare/wrangler-action@v3.14.0
           with:
               apiToken: ${{ inputs.apiToken }}
@@ -72,67 +72,10 @@ runs:
               workingDirectory: ./
               wranglerVersion: '4.10.0'
               environment: ${{ inputs.environment }}
-              command: deploy --config ./packages/gitbook-v2/openNext/customWorkers/doWrangler.jsonc
-
-        - id: upload_server
-          name: Upload server to Cloudflare
-          uses: cloudflare/wrangler-action@v3.14.0
-          with:
-              apiToken: ${{ inputs.apiToken }}
-              accountId: ${{ inputs.accountId }}
-              workingDirectory: ./
-              wranglerVersion: '4.10.0'
-              environment: ${{ inputs.environment }}
-              command: ${{ format('versions upload --tag {0} --message "{1}"', inputs.commitTag, inputs.commitMessage) }} --config ./packages/gitbook-v2/openNext/customWorkers/defaultWrangler.jsonc
-
-        - name: Extract server version worker ID
-          shell: bash
-          id: extract_server_version_id
-          run: |
-              version_id=$(echo '${{ steps.upload_server.outputs.command-output }}' | grep "Worker Version ID" | awk '{print $4}')
-              echo "version_id=$version_id" >> $GITHUB_OUTPUT
-
-        - name: Run updateWrangler scripts
-          shell: bash
-          run: |
-              bun run ./packages/gitbook-v2/openNext/customWorkers/script/updateWrangler.ts ${{ steps.extract_server_version_id.outputs.version_id }}
-
-        - id: upload_middleware
-          name: Upload middleware to Cloudflare
-          uses: cloudflare/wrangler-action@v3.14.0
-          with:
-              apiToken: ${{ inputs.apiToken }}
-              accountId: ${{ inputs.accountId }}
-              workingDirectory: ./
-              wranglerVersion: '4.10.0'
-              environment: ${{ inputs.environment }}
-              command: ${{ format('versions upload --tag {0} --message "{1}"', inputs.commitTag, inputs.commitMessage) }} --config ./packages/gitbook-v2/openNext/customWorkers/middlewareWrangler.jsonc
-        
-        - name: Extract middleware version worker ID
-          shell: bash
-          id: extract_middleware_version_id
-          run: |
-              version_id=$(echo '${{ steps.upload_middleware.outputs.command-output }}' | grep "Worker Version ID" | awk '{print $4}')
-              echo "version_id=$version_id" >> $GITHUB_OUTPUT
-
-        - name: Deploy server and middleware to Cloudflare
-          if: ${{ inputs.deploy == 'true' }}
-          uses: ./.github/actions/gradual-deploy-cloudflare
-          with:
-              apiToken: ${{ inputs.apiToken }}
-              accountId: ${{ inputs.accountId }}
-              opServiceAccount: ${{ inputs.opServiceAccount }}
-              opItem: ${{ inputs.opItem }}
-              environment: ${{ inputs.environment }}
-              serverVersionId: ${{ steps.extract_server_version_id.outputs.version_id }}
-              middlewareVersionId: ${{ steps.extract_middleware_version_id.outputs.version_id }}
-              deploy: ${{ inputs.deploy }}
-
-
+              command: ${{ inputs.deploy == 'true' && 'deploy' || format('versions upload --tag {0} --message "{1}"', inputs.commitTag, inputs.commitMessage) }} --config ./packages/gitbook-v2/wrangler.jsonc
         - name: Outputs
           shell: bash
           env:
-            DEPLOYMENT_URL: ${{ steps.upload_middleware.outputs.deployment-url }}
+            DEPLOYMENT_URL: ${{ steps.deploy.outputs.deployment-url }}
           run: |
-              echo "URL: ${{ steps.upload_middleware.outputs.deployment-url }}"
-              echo "Output server: ${{ steps.upload_server.outputs.command-output }}"
+              echo "URL: ${{ steps.deploy.outputs.deployment-url }}"

.github/workflows/deploy-preview.yaml

@@ -152,14 +152,14 @@ jobs:
 
                       | Site | `v1` | `2v` | `2c` |
                       | --- | --- | --- | --- |
-                      | GitBook | [${{ needs.deploy-v1-cloudflare.outputs.deployment-url }}/gitbook.com/docs](${{ needs.deploy-v1-cloudflare.outputs.deployment-url }}/gitbook.com/docs) | [${{ needs.deploy-v2-vercel.outputs.deployment-url }}/url/gitbook.com/docs](${{ needs.deploy-v2-vercel.outputs.deployment-url }}/url/gitbook.com/docs) | [${{ needs.deploy-v2-cloudflare.outputs.deployment-url }}/url/gitbook.com/docs](${{ needs.deploy-v2-cloudflare.outputs.deployment-url }}/url/gitbook.com/docs) |
+                      | GitBook | [${{ needs.deploy-v1-cloudflare.outputs.deployment-url }}/docs.gitbook.com](${{ needs.deploy-v1-cloudflare.outputs.deployment-url }}/docs.gitbook.com) | [${{ needs.deploy-v2-vercel.outputs.deployment-url }}/url/docs.gitbook.com](${{ needs.deploy-v2-vercel.outputs.deployment-url }}/url/docs.gitbook.com) | [${{ needs.deploy-v2-cloudflare.outputs.deployment-url }}/url/docs.gitbook.com](${{ needs.deploy-v2-cloudflare.outputs.deployment-url }}/url/docs.gitbook.com) |
                       | E2E | [${{ needs.deploy-v1-cloudflare.outputs.deployment-url }}/gitbook.gitbook.io/test-gitbook-open](${{ needs.deploy-v1-cloudflare.outputs.deployment-url }}/gitbook.gitbook.io/test-gitbook-open) | [${{ needs.deploy-v2-vercel.outputs.deployment-url }}/url/gitbook.gitbook.io/test-gitbook-open](${{ needs.deploy-v2-vercel.outputs.deployment-url }}/url/gitbook.gitbook.io/test-gitbook-open) | [${{ needs.deploy-v2-cloudflare.outputs.deployment-url }}/url/gitbook.gitbook.io/test-gitbook-open](${{ needs.deploy-v2-cloudflare.outputs.deployment-url }}/url/gitbook.gitbook.io/test-gitbook-open) |
                   edit-mode: replace
     visual-testing-v1:
         runs-on: ubuntu-latest
         name: Visual Testing v1
         needs: deploy-v1-cloudflare
-        timeout-minutes: 10
+        timeout-minutes: 8
         steps:
             - name: Checkout
               uses: actions/checkout@v4
@@ -200,6 +200,7 @@ jobs:
         name: Visual Testing v2 (Cloudflare)
         needs: deploy-v2-cloudflare
         timeout-minutes: 10
+        if: startsWith(github.head_ref || github.ref_name, 'cloudflare/') || github.ref == 'refs/heads/main'
         steps:
             - name: Checkout
               uses: actions/checkout@v4
@@ -220,7 +221,7 @@ jobs:
         runs-on: ubuntu-latest
         name: Visual Testing Customers v1
         needs: deploy-v1-cloudflare
-        timeout-minutes: 10
+        timeout-minutes: 8
         steps:
             - name: Checkout
               uses: actions/checkout@v4
@@ -240,7 +241,7 @@ jobs:
         runs-on: ubuntu-latest
         name: Visual Testing Customers v2
         needs: deploy-v2-vercel
-        timeout-minutes: 10
+        timeout-minutes: 8
         steps:
             - name: Checkout
               uses: actions/checkout@v4
@@ -261,7 +262,8 @@ jobs:
         runs-on: ubuntu-latest
         name: Visual Testing Customers v2 (Cloudflare)
         needs: deploy-v2-cloudflare
-        timeout-minutes: 10
+        timeout-minutes: 8
+        if: startsWith(github.head_ref || github.ref_name, 'cloudflare/') || github.ref == 'refs/heads/main'
         steps:
             - name: Checkout
               uses: actions/checkout@v4

.vscode/settings.json

@@ -9,7 +9,6 @@
     ],
     "tailwindCSS.classAttributes": ["class", "className", "style", ".*Style"],
     "prettier.enable": false,
-    "editor.formatOnSave": true,
     "editor.defaultFormatter": "biomejs.biome",
     "editor.codeActionsOnSave": {
         "source.organizeImports.biome": "explicit",

README.md

@@ -1,7 +1,7 @@
 <h1 align="center">GitBook</h1>
 
 <p align="center">
-  <a href="https://gitbook.com/docs/">Docs</a> - <a href="https://github.com/GitbookIO/community">Community</a> - <a href="https://developer.gitbook.com/">Developer Docs</a> - <a href="https://changelog.gitbook.com/">Changelog</a> - <a href="https://github.com/GitbookIO/gitbook/issues/new?assignees=&labels=bug&template=bug_report.md">Bug reports</a> 
+  <a href="https://docs.gitbook.com/">Docs</a> - <a href="https://github.com/GitbookIO/community">Community</a> - <a href="https://developer.gitbook.com/">Developer Docs</a> - <a href="https://changelog.gitbook.com/">Changelog</a> - <a href="https://github.com/GitbookIO/gitbook/issues/new?assignees=&labels=bug&template=bug_report.md">Bug reports</a> 
 </p>
 
 <p align="center">
@@ -56,23 +56,17 @@ git clone https://github.com/gitbookIO/gitbook.git
 bun install
 ```
 
-4. Run build.
-
-```
-bun build:v2
-```
-
-5. Start your local development server.
+4. Start your local development server.
 
 ```
 bun dev:v2
 ```
 
-6. Open a published GitBook space in your web browser, prefixing it with `http://localhost:3000/`.
+5. Open a published GitBook space in your web browser, prefixing it with `http://localhost:3000/`.
 
 examples:
 
--   http://localhost:3000/url/gitbook.com/docs
+-   http://localhost:3000/url/docs.gitbook.com
 -   http://localhost:3000/url/open-source.gitbook.io/midjourney
 
 Any published GitBook site can be accessed through your local development instance, and any updates you make to the codebase will be reflected in your browser.
@@ -156,11 +150,11 @@ See `LICENSE` for more information.
 </p>
 
 ```md
-[![GitBook](https://img.shields.io/static/v1?message=Documented%20on%20GitBook&logo=gitbook&logoColor=ffffff&label=%20&labelColor=5c5c5c&color=3F89A1)](https://www.gitbook.com/preview?utm_source=gitbook_readme_badge&utm_medium=organic&utm_campaign=preview_documentation&utm_content=link)
+[![GitBook](https://img.shields.io/static/v1?message=Documented%20on%20GitBook&logo=gitbook&logoColor=ffffff&label=%20&labelColor=5c5c5c&color=3F89A1)](https://gitbook.com/)
 ```
 
 ```html
-<a href="https://www.gitbook.com/preview?utm_source=gitbook_readme_badge&utm_medium=organic&utm_campaign=preview_documentation&utm_content=link">
+<a href="https://gitbook.com">
     <img
         src="https://img.shields.io/static/v1?message=Documented%20on%20GitBook&logo=gitbook&logoColor=ffffff&label=%20&labelColor=5c5c5c&color=3F89A1"
     />

package.json

@@ -7,11 +7,12 @@
         "turbo": "^2.5.0",
         "vercel": "^39.3.0"
     },
-    "packageManager": "bun@1.2.15",
+    "packageManager": "bun@1.2.8",
     "overrides": {
         "@codemirror/state": "6.4.1",
-        "react": "^19.0.0",
-        "react-dom": "^19.0.0"
+        "react": "18.3.1",
+        "react-dom": "18.3.1",
+        "@gitbook/api": "0.111.0"
     },
     "private": true,
     "scripts": {
@@ -33,12 +34,7 @@
         "download:env": "op read op://gitbook-x-dev/gitbook-open/.env.local >> .env.local",
         "clean": "turbo run clean"
     },
-    "workspaces": {
-        "packages": ["packages/*"],
-        "catalog": {
-            "@gitbook/api": "^0.120.0"
-        }
-    },
+    "workspaces": ["packages/*"],
     "patchedDependencies": {
         "decode-named-character-reference@1.0.2": "patches/decode-named-character-reference@1.0.2.patch",
         "@vercel/next@4.4.2": "patches/@vercel%2Fnext@4.4.2.patch"

packages/cache-tags/package.json

@@ -10,7 +10,7 @@
     },
     "version": "0.3.1",
     "dependencies": {
-        "@gitbook/api": "catalog:",
+        "@gitbook/api": "^0.111.0",
         "assert-never": "^1.2.1"
     },
     "devDependencies": {

packages/colors/CHANGELOG.md

@@ -1,13 +1,5 @@
 # @gitbook/colors
 
-## 0.3.3
-
-### Patch Changes
-
-- c3f6b8c: Update chroma ratio per step
-- 5e975ab: Fix code highlighting for HTTP
-- f7a3470: Change lightness check for color step 9 to allow input colors with a higher-than-needed contrast
-
 ## 0.3.2
 
 ### Patch Changes

packages/colors/package.json

@@ -8,7 +8,7 @@
             "default": "./dist/index.js"
         }
     },
-    "version": "0.3.3",
+    "version": "0.3.2",
     "devDependencies": {
         "typescript": "^5.5.3"
     },

packages/colors/src/transformations.ts

@@ -214,31 +214,13 @@ export function colorScale(
         const targetL =
             foregroundColor.L * mapping[index] + backgroundColor.L * (1 - mapping[index]);
 
-        if (
-            index === 8 &&
-            !mix &&
-            (darkMode ? targetL - baseColor.L < 0.2 : baseColor.L - targetL < 0.2)
-        ) {
+        if (index === 8 && !mix && Math.abs(baseColor.L - targetL) < 0.2) {
             // Original colour is close enough to target, so let's use the original colour as step 9.
             result.push(hex);
             continue;
         }
 
-        const chromaRatio = (() => {
-            switch (index) {
-                // Step 9 and 10 have max chroma, meaning they are fully saturated.
-                case 8:
-                case 9:
-                    return 1;
-                // Step 11 and 12 have a reduced chroma
-                case 10:
-                    return 0.4;
-                case 11:
-                    return 0.1;
-                default:
-                    return index * 0.05;
-            }
-        })();
+        const chromaRatio = index === 8 || index === 9 ? 1 : index * 0.05;
 
         const shade = {
             L: targetL, // Blend lightness

packages/fonts/.gitignore

@@ -1,2 +0,0 @@
-dist/
-src/data/*.json

packages/fonts/README.md

@@ -1,3 +0,0 @@
-# `@gitbook/fonts`
-
-Utilities to lookup default fonts supported by GitBook.

packages/fonts/bin/generate.ts

@@ -1,91 +0,0 @@
-import fs from 'node:fs/promises';
-import path from 'node:path';
-
-import { APIv2 } from 'google-font-metadata';
-
-import { CustomizationDefaultFont } from '@gitbook/api';
-
-import type { FontDefinitions } from '../src/types';
-
-const googleFontsMap: { [fontName in CustomizationDefaultFont]: string } = {
-    [CustomizationDefaultFont.Inter]: 'inter',
-    [CustomizationDefaultFont.FiraSans]: 'fira-sans-extra-condensed',
-    [CustomizationDefaultFont.IBMPlexSerif]: 'ibm-plex-serif',
-    [CustomizationDefaultFont.Lato]: 'lato',
-    [CustomizationDefaultFont.Merriweather]: 'merriweather',
-    [CustomizationDefaultFont.NotoSans]: 'noto-sans',
-    [CustomizationDefaultFont.OpenSans]: 'open-sans',
-    [CustomizationDefaultFont.Overpass]: 'overpass',
-    [CustomizationDefaultFont.Poppins]: 'poppins',
-    [CustomizationDefaultFont.Raleway]: 'raleway',
-    [CustomizationDefaultFont.Roboto]: 'roboto',
-    [CustomizationDefaultFont.RobotoSlab]: 'roboto-slab',
-    [CustomizationDefaultFont.SourceSansPro]: 'source-sans-3',
-    [CustomizationDefaultFont.Ubuntu]: 'ubuntu',
-    [CustomizationDefaultFont.ABCFavorit]: 'inter',
-};
-
-/**
- * Scripts to generate the list of all icons.
- */
-async function main() {
-    // @ts-expect-error - we build the object
-    const output: FontDefinitions = {};
-
-    for (const font of Object.values(CustomizationDefaultFont)) {
-        const googleFontName = googleFontsMap[font];
-        const fontMetadata = APIv2[googleFontName.toLowerCase()];
-        if (!fontMetadata) {
-            throw new Error(`Font ${googleFontName} not found`);
-        }
-
-        output[font] = {
-            font: googleFontName,
-            unicodeRange: fontMetadata.unicodeRange,
-            variants: {
-                '400': {},
-                '700': {},
-            },
-        };
-
-        Object.keys(output[font].variants).forEach((weight) => {
-            const variants = fontMetadata.variants[weight];
-            const normalVariant = variants.normal;
-            if (!normalVariant) {
-                throw new Error(`Font ${googleFontName} has no normal variant`);
-            }
-
-            output[font].variants[weight] = {};
-            Object.entries(normalVariant).forEach(([script, url]) => {
-                output[font].variants[weight][script] = url.url.woff;
-            });
-        });
-    }
-
-    await writeDataFile('fonts', JSON.stringify(output, null, 2));
-}
-
-/**
- * We write both in dist and src as the build process might have happen already
- * and tsc doesn't copy the files.
- */
-async function writeDataFile(name, content) {
-    const srcData = path.resolve(__dirname, '../src/data');
-    const distData = path.resolve(__dirname, '../dist/data');
-
-    // Ensure the directories exists
-    await Promise.all([
-        fs.mkdir(srcData, { recursive: true }),
-        fs.mkdir(distData, { recursive: true }),
-    ]);
-
-    await Promise.all([
-        fs.writeFile(path.resolve(srcData, `${name}.json`), content),
-        fs.writeFile(path.resolve(distData, `${name}.json`), content),
-    ]);
-}
-
-main().catch((error) => {
-    console.error(`Error generating icons list: ${error}`);
-    process.exit(1);
-});

packages/fonts/package.json

@@ -1,31 +0,0 @@
-{
-    "name": "@gitbook/fonts",
-    "type": "module",
-    "exports": {
-        ".": {
-            "types": "./dist/index.d.ts",
-            "development": "./src/index.ts",
-            "default": "./dist/index.js"
-        }
-    },
-    "version": "0.0.0",
-    "dependencies": {
-        "@gitbook/api": "catalog:"
-    },
-    "devDependencies": {
-        "google-font-metadata": "^6.0.3",
-        "typescript": "^5.5.3"
-    },
-    "scripts": {
-        "generate": "bun ./bin/generate.js",
-        "build": "tsc --project tsconfig.build.json",
-        "typecheck": "tsc --noEmit",
-        "dev": "tsc -w",
-        "clean": "rm -rf ./dist && rm -rf ./src/data",
-        "unit": "bun test"
-    },
-    "files": ["dist", "src", "bin", "README.md", "CHANGELOG.md"],
-    "engines": {
-        "node": ">=20.0.0"
-    }
-}

packages/fonts/src/__snapshots__/getDefaultFont.test.ts.snap

@@ -1,57 +0,0 @@
-// Bun Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`getDefaultFont should return correct object for Latin text 1`] = `
-{
-  "font": "Inter",
-  "url": "https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZ9hjp-Ek-_0ew.woff",
-}
-`;
-
-exports[`getDefaultFont should return correct object for Cyrillic text 1`] = `
-{
-  "font": "Inter",
-  "url": "https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZthjp-Ek-_0ewmM.woff",
-}
-`;
-
-exports[`getDefaultFont should return correct object for Greek text 1`] = `
-{
-  "font": "Inter",
-  "url": "https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZxhjp-Ek-_0ewmM.woff",
-}
-`;
-
-exports[`getDefaultFont should handle mixed script text 1`] = `
-{
-  "font": "Inter",
-  "url": "https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZthjp-Ek-_0ewmM.woff",
-}
-`;
-
-exports[`getDefaultFont should handle different font weights: regular 1`] = `
-{
-  "font": "Inter",
-  "url": "https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZ9hjp-Ek-_0ew.woff",
-}
-`;
-
-exports[`getDefaultFont should handle different font weights: bold 1`] = `
-{
-  "font": "Inter",
-  "url": "https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuFuYAZ9hjp-Ek-_0ew.woff",
-}
-`;
-
-exports[`getDefaultFont should handle different fonts: inter 1`] = `
-{
-  "font": "Inter",
-  "url": "https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZ9hjp-Ek-_0ew.woff",
-}
-`;
-
-exports[`getDefaultFont should handle different fonts: roboto 1`] = `
-{
-  "font": "Roboto",
-  "url": "https://fonts.gstatic.com/s/roboto/v32/KFOmCnqEu92Fr1Mu4mxMKTU1Kg.woff",
-}
-`;

packages/fonts/src/fonts.ts

@@ -1,5 +0,0 @@
-import type { FontDefinitions } from './types';
-
-import rawFonts from './data/fonts.json' with { type: 'json' };
-
-export const fonts: FontDefinitions = rawFonts;

packages/fonts/src/getDefaultFont.test.ts

@@ -1,119 +0,0 @@
-import { describe, expect, it } from 'bun:test';
-import { CustomizationDefaultFont } from '@gitbook/api';
-import { getDefaultFont } from './getDefaultFont';
-
-describe('getDefaultFont', () => {
-    it('should return null for invalid font', () => {
-        const result = getDefaultFont({
-            font: 'invalid-font' as CustomizationDefaultFont,
-            text: 'Hello',
-            weight: 400,
-        });
-        expect(result).toBeNull();
-    });
-
-    it('should return null for invalid weight', () => {
-        const result = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: 'Hello',
-            weight: 999 as any,
-        });
-        expect(result).toBeNull();
-    });
-
-    it('should return null for text not supported by any script', () => {
-        const result = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: '😀', // Emoji not supported by Inter
-            weight: 400,
-        });
-        expect(result).toBeNull();
-    });
-
-    it('should return correct object for Latin text', () => {
-        const result = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: 'Hello World',
-            weight: 400,
-        });
-        expect(result).not.toBeNull();
-        expect(result?.font).toBe(CustomizationDefaultFont.Inter);
-        expect(result).toMatchSnapshot();
-    });
-
-    it('should return correct object for Cyrillic text', () => {
-        const result = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: 'Привет мир',
-            weight: 400,
-        });
-        expect(result).not.toBeNull();
-        expect(result?.font).toBe(CustomizationDefaultFont.Inter);
-        expect(result).toMatchSnapshot();
-    });
-
-    it('should return correct object for Greek text', () => {
-        const result = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: 'Γεια σας',
-            weight: 400,
-        });
-        expect(result).not.toBeNull();
-        expect(result?.font).toBe(CustomizationDefaultFont.Inter);
-        expect(result).toMatchSnapshot();
-    });
-
-    it('should handle mixed script text', () => {
-        const result = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: 'Hello Привет',
-            weight: 400,
-        });
-        expect(result).not.toBeNull();
-        expect(result?.font).toBe(CustomizationDefaultFont.Inter);
-        expect(result).toMatchSnapshot();
-    });
-
-    it('should handle different font weights', () => {
-        const regular = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: 'Hello',
-            weight: 400,
-        });
-        const bold = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: 'Hello',
-            weight: 700,
-        });
-        expect(regular).not.toBeNull();
-        expect(bold).not.toBeNull();
-        expect(regular).toMatchSnapshot('regular');
-        expect(bold).toMatchSnapshot('bold');
-    });
-
-    it('should handle empty string', () => {
-        const result = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: '',
-            weight: 400,
-        });
-        expect(result).toBeNull();
-    });
-
-    it('should handle different fonts', () => {
-        const inter = getDefaultFont({
-            font: CustomizationDefaultFont.Inter,
-            text: 'Hello',
-            weight: 400,
-        });
-        const roboto = getDefaultFont({
-            font: CustomizationDefaultFont.Roboto,
-            text: 'Hello',
-            weight: 400,
-        });
-        expect(inter).not.toBeNull();
-        expect(roboto).not.toBeNull();
-        expect(inter).toMatchSnapshot('inter');
-        expect(roboto).toMatchSnapshot('roboto');
-    });
-});

packages/fonts/src/getDefaultFont.ts

@@ -1,112 +0,0 @@
-import type { CustomizationDefaultFont } from '@gitbook/api';
-import { fonts } from './fonts';
-import type { FontWeight } from './types';
-
-/**
- * Get the URL to load a font for a text.
- */
-export function getDefaultFont(input: {
-    /**
-     * GitBook font to use.
-     */
-    font: CustomizationDefaultFont;
-
-    /**
-     * Text to display with the font.
-     */
-    text: string;
-
-    /**
-     * Font weight to use.
-     */
-    weight: FontWeight;
-}): { font: string; url: string } | null {
-    if (!input.text.trim()) {
-        return null;
-    }
-
-    const fontDefinition = fonts[input.font];
-    if (!fontDefinition) {
-        return null;
-    }
-
-    const variant = fontDefinition.variants[`${input.weight}`];
-    if (!variant) {
-        return null;
-    }
-
-    const script = getBestUnicodeRange(input.text, fontDefinition.unicodeRange);
-    if (!script) {
-        return null;
-    }
-
-    return variant[script]
-        ? {
-              font: input.font,
-              url: variant[script],
-          }
-        : null;
-}
-
-/**
- * Determine which named @font-face unicode-range covers
- * the greatest share of the characters in `text`.
- *
- * @param text   The text you want to inspect.
- * @param ranges An object whose keys are range names and whose
- *               values are CSS-style comma-separated unicode-range
- *               declarations (e.g. "U+0370-03FF,U+1F00-1FFF").
- * @returns      The key of the best-matching range, or `null`
- *               when nothing matches at all.
- */
-function getBestUnicodeRange(text: string, ranges: Record<string, string>): string | null {
-    // ---------- helper: parse "U+XXXX" or "U+XXXX-YYYY" ----------
-    const parseOne = (token: string): [number, number] | null => {
-        token = token.trim().toUpperCase();
-        if (!token.startsWith('U+')) return null;
-
-        const body = token.slice(2); // drop "U+"
-        const [startHex, endHex] = body.split('-');
-        const start = Number.parseInt(startHex, 16);
-        const end = endHex ? Number.parseInt(endHex, 16) : start;
-
-        if (Number.isNaN(start) || Number.isNaN(end) || end < start) return null;
-        return [start, end];
-    };
-
-    // ---------- helper: build lookup table ----------
-    const parsed: Record<string, [number, number][]> = {};
-    for (const [label, list] of Object.entries(ranges)) {
-        parsed[label] = list
-            .split(',')
-            .map(parseOne)
-            .filter((x): x is [number, number] => x !== null);
-    }
-
-    // ---------- tally code-point hits ----------
-    const hits: Record<string, number> = Object.fromEntries(Object.keys(parsed).map((k) => [k, 0]));
-
-    for (let i = 0; i < text.length; ) {
-        const cp = text.codePointAt(i)!;
-        i += cp > 0xffff ? 2 : 1; // advance by 1 UTF-16 code-unit (or 2 for surrogates)
-
-        for (const [label, rangesArr] of Object.entries(parsed)) {
-            if (rangesArr.some(([lo, hi]) => cp >= lo && cp <= hi)) {
-                hits[label]++;
-            }
-        }
-    }
-
-    // ---------- choose the "best" ----------
-    let winner: string | null = null;
-    let maxCount = 0;
-
-    for (const [label, count] of Object.entries(hits)) {
-        if (count > maxCount) {
-            maxCount = count;
-            winner = label;
-        }
-    }
-
-    return maxCount > 0 ? winner : null;
-}

packages/fonts/src/index.ts

@@ -1,2 +0,0 @@
-export * from './getDefaultFont';
-export * from './types';

packages/fonts/src/types.ts

@@ -1,17 +0,0 @@
-import type { CustomizationDefaultFont } from '@gitbook/api';
-
-export type FontWeight = 400 | 700;
-
-export type FontDefinition = {
-    font: string;
-    unicodeRange: {
-        [script: string]: string;
-    };
-    variants: {
-        [weight in string]: {
-            [script: string]: string;
-        };
-    };
-};
-
-export type FontDefinitions = { [fontName in CustomizationDefaultFont]: FontDefinition };

packages/fonts/tsconfig.build.json

@@ -1,4 +0,0 @@
-{
-    "extends": "./tsconfig.json",
-    "exclude": ["node_modules", "src/**/*.test.ts"]
-}

packages/fonts/tsconfig.json

@@ -1,24 +0,0 @@
-{
-    "compilerOptions": {
-        "lib": ["es2023"],
-        "module": "ESNext",
-        "target": "es2022",
-        "strict": true,
-        "esModuleInterop": true,
-        "skipLibCheck": true,
-        "moduleResolution": "bundler",
-        "allowJs": true,
-        "noEmit": false,
-        "declaration": true,
-        "outDir": "dist",
-        "resolveJsonModule": true,
-        "isolatedModules": true,
-        "jsx": "react-jsx",
-        "incremental": true,
-        "types": [
-            "bun-types" // add Bun global
-        ]
-    },
-    "include": ["src/**/*.ts"],
-    "exclude": ["node_modules"]
-}

packages/fonts/turbo.json

@@ -1,9 +0,0 @@
-{
-    "extends": ["//"],
-    "tasks": {
-        "generate": {
-            "inputs": ["bin/**/*", "package.json"],
-            "outputs": ["src/data/*.json", "dist/data/*.json"]
-        }
-    }
-}

packages/gitbook-v2/.gitignore

@@ -6,7 +6,6 @@
 
 # cloudflare
 .open-next
-.wrangler
 
 # Symbolic links
 public

packages/gitbook-v2/CHANGELOG.md

@@ -1,24 +1,5 @@
 # gitbook-v2
 
-## 0.3.0
-
-### Minor Changes
-
-- 3119066: Add support for reusable content across spaces.
-- 7d7806d: Pass SVG images through image resizing without resizing them to serve them from optimal host.
-
-### Patch Changes
-
-- 1c8d9fe: keep data cache in OpenNext between deployment
-- 778624a: Only resize images with supported extensions.
-- e6ddc0f: Fix URL in sitemap
-- 5e975ab: Fix code highlighting for HTTP
-- e15757d: Fix crash on Cloudflare by using latest stable version of Next.js instead of canary
-- 634e0b4: Improve error messages around undefined site sections.
-- 97b7c79: Increase logging around caching behaviour causing page crashes.
-- 3f29206: Update the regex for validating site redirect
-- dd043df: Revert investigation work around URL caches.
-
 ## 0.2.5
 
 ### Patch Changes

packages/gitbook-v2/next-env.d.ts

@@ -1,6 +1,5 @@
 /// <reference types="next" />
 /// <reference types="next/image-types/global" />
-/// <reference types="next/navigation-types/compat/navigation" />
 
 // NOTE: This file should not be edited
 // see https://nextjs.org/docs/app/api-reference/config/typescript for more information.

packages/gitbook-v2/open-next.config.ts

@@ -1,29 +1,18 @@
-import type { OpenNextConfig } from '@opennextjs/cloudflare';
+import { defineCloudflareConfig } from '@opennextjs/cloudflare';
+import r2IncrementalCache from '@opennextjs/cloudflare/overrides/incremental-cache/r2-incremental-cache';
+import { withRegionalCache } from '@opennextjs/cloudflare/overrides/incremental-cache/regional-cache';
+import doQueue from '@opennextjs/cloudflare/overrides/queue/do-queue';
+import doShardedTagCache from '@opennextjs/cloudflare/overrides/tag-cache/do-sharded-tag-cache';
 
-export default {
-    default: {
-        override: {
-            wrapper: 'cloudflare-node',
-            converter: 'edge',
-            proxyExternalRequest: 'fetch',
-            queue: () => import('./openNext/queue/middleware').then((m) => m.default),
-            incrementalCache: () => import('./openNext/incrementalCache').then((m) => m.default),
-            tagCache: () => import('./openNext/tagCache/middleware').then((m) => m.default),
+export default defineCloudflareConfig({
+    incrementalCache: withRegionalCache(r2IncrementalCache, { mode: 'long-lived' }),
+    tagCache: doShardedTagCache({
+        baseShardSize: 12,
+        regionalCache: true,
+        shardReplication: {
+            numberOfSoftReplicas: 2,
+            numberOfHardReplicas: 1,
         },
-    },
-    middleware: {
-        external: true,
-        override: {
-            wrapper: 'cloudflare-edge',
-            converter: 'edge',
-            proxyExternalRequest: 'fetch',
-            queue: () => import('./openNext/queue/middleware').then((m) => m.default),
-            incrementalCache: () => import('./openNext/incrementalCache').then((m) => m.default),
-            tagCache: () => import('./openNext/tagCache/middleware').then((m) => m.default),
-        },
-    },
-    dangerous: {
-        enableCacheInterception: true,
-    },
-    edgeExternals: ['node:crypto'],
-} satisfies OpenNextConfig;
+    }),
+    queue: doQueue,
+});

packages/gitbook-v2/openNext/customWorkers/default.js

@@ -1,36 +0,0 @@
-import { runWithCloudflareRequestContext } from '../../.open-next/cloudflare/init.js';
-
-import { DurableObject } from 'cloudflare:workers';
-
-// Only needed to run locally, in prod we'll use the one from do.js
-export class R2WriteBuffer extends DurableObject {
-    writePromise;
-
-    async write(cacheKey, value) {
-        // We are already writing to this key
-        if (this.writePromise) {
-            return;
-        }
-
-        this.writePromise = this.env.NEXT_INC_CACHE_R2_BUCKET.put(cacheKey, value);
-        this.ctx.waitUntil(
-            this.writePromise.finally(() => {
-                this.writePromise = undefined;
-            })
-        );
-    }
-}
-
-export default {
-    async fetch(request, env, ctx) {
-        return runWithCloudflareRequestContext(request, env, ctx, async () => {
-            // We can't move the handler import to the top level, otherwise the runtime will not be properly initialized
-            const { handler } = await import(
-                '../../.open-next/server-functions/default/handler.mjs'
-            );
-
-            // - `Request`s are handled by the Next server
-            return handler(request, env, ctx);
-        });
-    },
-};

packages/gitbook-v2/openNext/customWorkers/defaultWrangler.jsonc

@@ -1,163 +0,0 @@
-{
-    "main": "default.js",
-    "name": "gitbook-open-v2-server",
-    "compatibility_date": "2025-04-14",
-    "compatibility_flags": [
-        "nodejs_compat",
-        "allow_importable_env",
-        "global_fetch_strictly_public"
-    ],
-    "observability": {
-        "enabled": true
-    },
-    "vars": {
-        "NEXT_CACHE_DO_QUEUE_DISABLE_SQLITE": "true"
-    },
-    "env": {
-        "dev": {
-            "vars": {
-                "STAGE": "dev"
-            },
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-preview"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-server-dev"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer"
-                    }
-                ]
-            },
-            "migrations": [
-                {
-                    "tag": "v1",
-                    "new_sqlite_classes": ["R2WriteBuffer"]
-                }
-            ]
-        },
-        "preview": {
-            "vars": {
-                "STAGE": "preview",
-                // Just as a test for the preview environment to check that everything works
-                "NEXT_PRIVATE_DEBUG_CACHE": "true"
-            },
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-preview"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-server-preview"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer",
-                        "script_name": "gitbook-open-v2-do-preview"
-                    },
-                    {
-                        "name": "NEXT_TAG_CACHE_DO_SHARDED",
-                        "class_name": "DOShardedTagCache",
-                        "script_name": "gitbook-open-v2-do-preview"
-                    },
-                    {
-                        "name": "NEXT_CACHE_DO_QUEUE",
-                        "class_name": "DOQueueHandler",
-                        "script_name": "gitbook-open-v2-do-preview"
-                    }
-                ]
-            }
-        },
-        "staging": {
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-staging"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-server-staging"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer",
-                        "script_name": "gitbook-open-v2-do-staging"
-                    },
-                    {
-                        "name": "NEXT_TAG_CACHE_DO_SHARDED",
-                        "class_name": "DOShardedTagCache",
-                        "script_name": "gitbook-open-v2-do-staging"
-                    },
-                    {
-                        "name": "NEXT_CACHE_DO_QUEUE",
-                        "class_name": "DOQueueHandler",
-                        "script_name": "gitbook-open-v2-do-staging"
-                    }
-                ]
-            },
-            "tail_consumers": [
-                {
-                    "service": "gitbook-x-staging-tail"
-                }
-            ]
-        },
-        "production": {
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-production"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-server-production"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer",
-                        "script_name": "gitbook-open-v2-do-production"
-                    },
-                    {
-                        "name": "NEXT_TAG_CACHE_DO_SHARDED",
-                        "class_name": "DOShardedTagCache",
-                        "script_name": "gitbook-open-v2-do-production"
-                    },
-                    {
-                        "name": "NEXT_CACHE_DO_QUEUE",
-                        "class_name": "DOQueueHandler",
-                        "script_name": "gitbook-open-v2-do-production"
-                    }
-                ]
-            },
-            "tail_consumers": [
-                {
-                    "service": "gitbook-x-prod-tail"
-                }
-            ]
-        }
-    }
-}

packages/gitbook-v2/openNext/customWorkers/do.js

@@ -1,38 +0,0 @@
-// This worker only purposes it to host the different DO that we will need in the other workers.
-import { DurableObject } from 'cloudflare:workers';
-
-// `use cache` could cause multiple writes to the same key to happen concurrently, there is a limit of 1 write per key/second
-// so we need to buffer writes to the R2 bucket to avoid hitting this limit.
-export class R2WriteBuffer extends DurableObject {
-    writePromise;
-
-    async write(cacheKey, value) {
-        // We are already writing to this key
-        if (this.writePromise) {
-            return;
-        }
-
-        this.writePromise = this.env.NEXT_INC_CACHE_R2_BUCKET.put(cacheKey, value);
-        this.ctx.waitUntil(
-            this.writePromise.finally(() => {
-                this.writePromise = undefined;
-            })
-        );
-    }
-}
-
-export { DOQueueHandler } from '../../.open-next/.build/durable-objects/queue.js';
-
-export { DOShardedTagCache } from '../../.open-next/.build/durable-objects/sharded-tag-cache.js';
-
-export default {
-    async fetch() {
-        // This worker does not handle any requests, it only provides Durable Objects
-        return new Response('This worker is not meant to handle requests directly', {
-            status: 400,
-            headers: {
-                'Content-Type': 'text/plain',
-            },
-        });
-    },
-};

packages/gitbook-v2/openNext/customWorkers/doWrangler.jsonc

@@ -1,145 +0,0 @@
-{
-    "main": "do.js",
-    "name": "gitbook-open-v2-do",
-    "compatibility_date": "2025-04-14",
-    "compatibility_flags": [
-        "nodejs_compat",
-        "allow_importable_env",
-        "global_fetch_strictly_public"
-    ],
-    "observability": {
-        "enabled": true
-    },
-    "env": {
-        "preview": {
-            "vars": {
-                "STAGE": "preview",
-                "NEXT_CACHE_DO_QUEUE_DISABLE_SQLITE": "true"
-            },
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-preview"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-preview"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "NEXT_CACHE_DO_QUEUE",
-                        "class_name": "DOQueueHandler"
-                    },
-                    {
-                        "name": "NEXT_TAG_CACHE_DO_SHARDED",
-                        "class_name": "DOShardedTagCache"
-                    },
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer"
-                    }
-                ]
-            },
-            "migrations": [
-                {
-                    "tag": "v1",
-                    "new_sqlite_classes": ["DOQueueHandler", "DOShardedTagCache", "R2WriteBuffer"]
-                }
-            ]
-        },
-        "staging": {
-            "vars": {
-                "STAGE": "staging",
-                "NEXT_CACHE_DO_QUEUE_DISABLE_SQLITE": "true"
-            },
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-staging"
-                }
-            ],
-            "tail_consumers": [
-                {
-                    "service": "gitbook-x-staging-tail"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-staging"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "NEXT_CACHE_DO_QUEUE",
-                        "class_name": "DOQueueHandler"
-                    },
-                    {
-                        "name": "NEXT_TAG_CACHE_DO_SHARDED",
-                        "class_name": "DOShardedTagCache"
-                    },
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer"
-                    }
-                ]
-            },
-            "migrations": [
-                {
-                    "tag": "v1",
-                    "new_sqlite_classes": ["DOQueueHandler", "DOShardedTagCache", "R2WriteBuffer"]
-                }
-            ]
-        },
-        "production": {
-            "vars": {
-                "NEXT_CACHE_DO_QUEUE_DISABLE_SQLITE": "true",
-                "STAGE": "production"
-            },
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-production"
-                }
-            ],
-            "tail_consumers": [
-                {
-                    "service": "gitbook-x-prod-tail"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-production"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "NEXT_CACHE_DO_QUEUE",
-                        "class_name": "DOQueueHandler"
-                    },
-                    {
-                        "name": "NEXT_TAG_CACHE_DO_SHARDED",
-                        "class_name": "DOShardedTagCache"
-                    },
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer"
-                    }
-                ]
-            },
-            "migrations": [
-                {
-                    "tag": "v1",
-                    "new_sqlite_classes": ["DOQueueHandler", "DOShardedTagCache", "R2WriteBuffer"]
-                }
-            ]
-        }
-    }
-}

packages/gitbook-v2/openNext/customWorkers/middleware.js

@@ -1,42 +0,0 @@
-import { WorkerEntrypoint } from 'cloudflare:workers';
-import { runWithCloudflareRequestContext } from '../../.open-next/cloudflare/init.js';
-
-import { handler as middlewareHandler } from '../../.open-next/middleware/handler.mjs';
-
-export { DOQueueHandler } from '../../.open-next/.build/durable-objects/queue.js';
-
-export { DOShardedTagCache } from '../../.open-next/.build/durable-objects/sharded-tag-cache.js';
-
-export default class extends WorkerEntrypoint {
-    async fetch(request) {
-        return runWithCloudflareRequestContext(request, this.env, this.ctx, async () => {
-            // - `Request`s are handled by the Next server
-            const reqOrResp = await middlewareHandler(request, this.env, this.ctx);
-            if (reqOrResp instanceof Response) {
-                return reqOrResp;
-            }
-
-            if (this.env.STAGE !== 'preview') {
-                // https://developers.cloudflare.com/workers/configuration/versions-and-deployments/gradual-deployments/#version-affinity
-                reqOrResp.headers.set(
-                    'Cloudflare-Workers-Version-Overrides',
-                    `gitbook-open-v2-${this.env.STAGE}="${this.env.WORKER_VERSION_ID}"`
-                );
-                return this.env.DEFAULT_WORKER?.fetch(reqOrResp, {
-                    cf: {
-                        cacheEverything: false,
-                    },
-                });
-            }
-            // If we are in preview mode, we need to send the request to the preview URL
-            const modifiedUrl = new URL(reqOrResp.url);
-            modifiedUrl.hostname = this.env.PREVIEW_HOSTNAME;
-            const nextRequest = new Request(modifiedUrl, reqOrResp);
-            return fetch(nextRequest, {
-                cf: {
-                    cacheEverything: false,
-                },
-            });
-        });
-    }
-}

packages/gitbook-v2/openNext/customWorkers/middlewareWrangler.jsonc

@@ -1,216 +0,0 @@
-{
-    "main": "middleware.js",
-    "name": "gitbook-open-v2",
-    "compatibility_date": "2025-04-14",
-    "compatibility_flags": [
-        "nodejs_compat",
-        "allow_importable_env",
-        "global_fetch_strictly_public"
-    ],
-    "assets": {
-        "directory": "../../.open-next/assets",
-        "binding": "ASSETS"
-    },
-    "observability": {
-        "enabled": true
-    },
-    "vars": {
-        "NEXT_CACHE_DO_QUEUE_DISABLE_SQLITE": "true"
-    },
-    "env": {
-        "dev": {
-            "vars": {
-                "STAGE": "dev",
-                "NEXT_PRIVATE_DEBUG_CACHE": "true"
-            },
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-preview"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-dev"
-                },
-                {
-                    "binding": "DEFAULT_WORKER",
-                    "service": "gitbook-open-v2-server-dev"
-                }
-            ]
-        },
-        "preview": {
-            "vars": {
-                "STAGE": "preview",
-                "PREVIEW_HOSTNAME": "TO_REPLACE",
-                "WORKER_VERSION_ID": "TO_REPLACE"
-            },
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-preview"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-preview"
-                },
-                {
-                    "binding": "DEFAULT_WORKER",
-                    "service": "gitbook-open-v2-server-preview"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer",
-                        "script_name": "gitbook-open-v2-do-preview"
-                    },
-                    {
-                        "name": "NEXT_TAG_CACHE_DO_SHARDED",
-                        "class_name": "DOShardedTagCache",
-                        "script_name": "gitbook-open-v2-do-preview"
-                    },
-                    {
-                        "name": "NEXT_CACHE_DO_QUEUE",
-                        "class_name": "DOQueueHandler",
-                        "script_name": "gitbook-open-v2-do-preview"
-                    }
-                ]
-            }
-        },
-        "staging": {
-            "vars": {
-                "STAGE": "staging",
-                "WORKER_VERSION_ID": "TO_REPLACE"
-            },
-            "routes": [
-                {
-                    "pattern": "open-2c.gitbook-staging.com/*",
-                    "zone_name": "gitbook-staging.com"
-                },
-                {
-                    "pattern": "static-2c.gitbook-staging.com/*",
-                    "zone_name": "gitbook-staging.com"
-                }
-            ],
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-staging"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-staging"
-                },
-                {
-                    "binding": "DEFAULT_WORKER",
-                    "service": "gitbook-open-v2-server-staging"
-                }
-            ],
-            "tail_consumers": [
-                {
-                    "service": "gitbook-x-staging-tail"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer",
-                        "script_name": "gitbook-open-v2-do-staging"
-                    },
-                    {
-                        "name": "NEXT_TAG_CACHE_DO_SHARDED",
-                        "class_name": "DOShardedTagCache",
-                        "script_name": "gitbook-open-v2-do-staging"
-                    },
-                    {
-                        "name": "NEXT_CACHE_DO_QUEUE",
-                        "class_name": "DOQueueHandler",
-                        "script_name": "gitbook-open-v2-do-staging"
-                    }
-                ]
-            },
-            "migrations": [
-                {
-                    "tag": "v1",
-                    "new_sqlite_classes": ["DOQueueHandler", "DOShardedTagCache"]
-                }
-            ]
-        },
-        "production": {
-            "vars": {
-                // This is a bit misleading, but it means that we can have 500 concurrent revalidations
-                // This means that we'll have up to 100 durable objects instance running at the same time
-                "MAX_REVALIDATE_CONCURRENCY": "100",
-                // Temporary variable to find the issue once deployed
-                // TODO: remove this once the issue is fixed
-                "DEBUG_CLOUDFLARE": "true",
-                "WORKER_VERSION_ID": "TO_REPLACE",
-                "STAGE": "production"
-            },
-            "routes": [
-                {
-                    "pattern": "open-2c.gitbook.com/*",
-                    "zone_name": "gitbook.com"
-                },
-                {
-                    "pattern": "static-2c.gitbook.com/*",
-                    "zone_name": "gitbook.com"
-                }
-            ],
-            "r2_buckets": [
-                {
-                    "binding": "NEXT_INC_CACHE_R2_BUCKET",
-                    "bucket_name": "gitbook-open-v2-cache-production"
-                }
-            ],
-            "services": [
-                {
-                    "binding": "WORKER_SELF_REFERENCE",
-                    "service": "gitbook-open-v2-production"
-                },
-                {
-                    "binding": "DEFAULT_WORKER",
-                    "service": "gitbook-open-v2-server-production"
-                }
-            ],
-            "tail_consumers": [
-                {
-                    "service": "gitbook-x-prod-tail"
-                }
-            ],
-            "durable_objects": {
-                "bindings": [
-                    {
-                        "name": "WRITE_BUFFER",
-                        "class_name": "R2WriteBuffer",
-                        "script_name": "gitbook-open-v2-do-production"
-                    },
-                    {
-                        "name": "NEXT_TAG_CACHE_DO_SHARDED",
-                        "class_name": "DOShardedTagCache",
-                        "script_name": "gitbook-open-v2-do-production"
-                    },
-                    {
-                        "name": "NEXT_CACHE_DO_QUEUE",
-                        "class_name": "DOQueueHandler",
-                        "script_name": "gitbook-open-v2-do-production"
-                    }
-                ]
-            },
-            "migrations": [
-                {
-                    "tag": "v1",
-                    "new_sqlite_classes": ["DOQueueHandler", "DOShardedTagCache"]
-                }
-            ]
-        }
-    }
-}

packages/gitbook-v2/openNext/customWorkers/script/updateWrangler.ts

@@ -1,26 +0,0 @@
-// In this script, we use the args from the cli to update the PREVIEW_URL vars in the wrangler config file for the middleware
-import fs from 'node:fs';
-import path from 'node:path';
-
-const wranglerConfigPath = path.join(__dirname, '../middlewareWrangler.jsonc');
-
-const file = fs.readFileSync(wranglerConfigPath, 'utf-8');
-
-const args = process.argv.slice(2);
-// The versionId is in the format xxx-xxx-xxx-xxx, we need the first part to reconstruct the preview URL
-const versionId = args[0];
-
-// The preview URL is in the format https://<versionId>-gitbook-open-v2-server-preview.gitbook.workers.dev
-const previewHostname = `${versionId.split('-')[0]}-gitbook-open-v2-server-preview.gitbook.workers.dev`;
-
-let updatedFile = file.replace(
-    /"PREVIEW_HOSTNAME": "TO_REPLACE"/,
-    `"PREVIEW_HOSTNAME": "${previewHostname}"`
-);
-
-updatedFile = updatedFile.replaceAll(
-    /"WORKER_VERSION_ID": "TO_REPLACE"/g,
-    `"WORKER_VERSION_ID": "${versionId}"`
-);
-
-fs.writeFileSync(wranglerConfigPath, updatedFile);

packages/gitbook-v2/openNext/incrementalCache.ts

@@ -1,217 +0,0 @@
-import { createHash } from 'node:crypto';
-
-import { trace } from '@/lib/tracing';
-import type {
-    CacheEntryType,
-    CacheValue,
-    IncrementalCache,
-    WithLastModified,
-} from '@opennextjs/aws/types/overrides.js';
-import { getCloudflareContext } from '@opennextjs/cloudflare';
-
-import type { DurableObjectNamespace, Rpc } from '@cloudflare/workers-types';
-
-export const BINDING_NAME = 'NEXT_INC_CACHE_R2_BUCKET';
-export const DEFAULT_PREFIX = 'incremental-cache';
-
-export type KeyOptions = {
-    cacheType?: CacheEntryType;
-};
-
-/**
- *
- * It is very similar to the `R2IncrementalCache` in the `@opennextjs/cloudflare` package, but it allow us to trace
- * the cache operations. It also integrates both R2 and Cache API in a single class.
- * Having our own, will allow us to customize it in the future if needed.
- */
-class GitbookIncrementalCache implements IncrementalCache {
-    name = 'GitbookIncrementalCache';
-
-    protected localCache: Cache | undefined;
-
-    async get<CacheType extends CacheEntryType = 'cache'>(
-        key: string,
-        cacheType?: CacheType
-    ): Promise<WithLastModified<CacheValue<CacheType>> | null> {
-        const cacheKey = this.getR2Key(key, cacheType);
-        return trace(
-            {
-                operation: 'openNextIncrementalCacheGet',
-                name: cacheKey,
-            },
-            async (span) => {
-                span.setAttribute('cacheType', cacheType ?? 'cache');
-                const r2 = getCloudflareContext().env[BINDING_NAME];
-                const localCache = await this.getCacheInstance();
-                if (!r2) throw new Error('No R2 bucket');
-                try {
-                    // Check local cache first if available
-                    const localCacheEntry = await localCache.match(this.getCacheUrlKey(cacheKey));
-                    if (localCacheEntry) {
-                        span.setAttribute('cacheHit', 'local');
-                        const result = (await localCacheEntry.json()) as WithLastModified<
-                            CacheValue<CacheType>
-                        >;
-                        return this.returnNullOn404(result);
-                    }
-
-                    const r2Object = await r2.get(cacheKey);
-                    if (!r2Object) return null;
-
-                    span.setAttribute('cacheHit', 'r2');
-                    return this.returnNullOn404({
-                        value: await r2Object.json(),
-                        lastModified: r2Object.uploaded.getTime(),
-                    });
-                } catch (e) {
-                    console.error('Failed to get from cache', e);
-                    return null;
-                }
-            }
-        );
-    }
-
-    //TODO: This is a workaround to handle 404 responses in the cache.
-    // It should be handled by OpenNext cache interception directly. This should be removed once OpenNext cache interception is fixed.
-    returnNullOn404<CacheType extends CacheEntryType = 'cache'>(
-        cacheEntry: WithLastModified<CacheValue<CacheType>> | null
-    ): WithLastModified<CacheValue<CacheType>> | null {
-        if (!cacheEntry?.value) return null;
-        if ('meta' in cacheEntry.value && cacheEntry.value.meta?.status === 404) {
-            return null;
-        }
-        return cacheEntry;
-    }
-
-    async set<CacheType extends CacheEntryType = 'cache'>(
-        key: string,
-        value: CacheValue<CacheType>,
-        cacheType?: CacheType
-    ): Promise<void> {
-        const cacheKey = this.getR2Key(key, cacheType);
-        return trace(
-            {
-                operation: 'openNextIncrementalCacheSet',
-                name: cacheKey,
-            },
-            async (span) => {
-                span.setAttribute('cacheType', cacheType ?? 'cache');
-                const localCache = await this.getCacheInstance();
-
-                try {
-                    await this.writeToR2(cacheKey, JSON.stringify(value));
-
-                    //TODO: Check if there is any places where we don't have tags
-                    // Ideally we should always have tags, but in case we don't, we need to decide how to handle it
-                    // For now we default to a build ID tag, which allow us to invalidate the cache in case something is wrong in this deployment
-                    const tags = this.getTagsFromCacheEntry(value) ?? [
-                        `build_id/${process.env.NEXT_BUILD_ID}`,
-                    ];
-
-                    // We consider R2 as the source of truth, so we update the local cache
-                    // only after a successful R2 write
-                    await localCache.put(
-                        this.getCacheUrlKey(cacheKey),
-                        new Response(
-                            JSON.stringify({
-                                value,
-                                // Note: `Date.now()` returns the time of the last IO rather than the actual time.
-                                //       See https://developers.cloudflare.com/workers/reference/security-model/
-                                lastModified: Date.now(),
-                            }),
-                            {
-                                headers: {
-                                    // Cache-Control default to 30 minutes, will be overridden by `revalidate`
-                                    // In theory we should always get the `revalidate` value
-                                    'cache-control': `max-age=${value.revalidate ?? 60 * 30}`,
-                                    'cache-tag': tags.join(','),
-                                },
-                            }
-                        )
-                    );
-                } catch (e) {
-                    console.error('Failed to set to cache', e);
-                }
-            }
-        );
-    }
-
-    async delete(key: string): Promise<void> {
-        const cacheKey = this.getR2Key(key);
-        return trace(
-            {
-                operation: 'openNextIncrementalCacheDelete',
-                name: cacheKey,
-            },
-            async () => {
-                const r2 = getCloudflareContext().env[BINDING_NAME];
-                const localCache = await this.getCacheInstance();
-                if (!r2) throw new Error('No R2 bucket');
-
-                try {
-                    await r2.delete(cacheKey);
-
-                    // Here again R2 is the source of truth, so we delete from local cache first
-                    await localCache.delete(this.getCacheUrlKey(cacheKey));
-                } catch (e) {
-                    console.error('Failed to delete from cache', e);
-                }
-            }
-        );
-    }
-
-    async writeToR2(key: string, value: string): Promise<void> {
-        const env = getCloudflareContext().env as {
-            WRITE_BUFFER: DurableObjectNamespace<
-                Rpc.DurableObjectBranded & {
-                    write: (key: string, value: string) => Promise<void>;
-                }
-            >;
-        };
-        const id = env.WRITE_BUFFER.idFromName(key);
-
-        // A stub is a client used to invoke methods on the Durable Object
-        const stub = env.WRITE_BUFFER.get(id);
-
-        await stub.write(key, value);
-    }
-
-    async getCacheInstance(): Promise<Cache> {
-        if (this.localCache) return this.localCache;
-        this.localCache = await caches.open('incremental-cache');
-        return this.localCache;
-    }
-
-    // Utility function to generate keys for R2/Cache API
-    getR2Key(key: string, cacheType: CacheEntryType = 'cache'): string {
-        const hash = createHash('sha256').update(key).digest('hex');
-        return `${DEFAULT_PREFIX}/${cacheType === 'cache' ? process.env?.NEXT_BUILD_ID : 'dataCache'}/${hash}.${cacheType}`.replace(
-            /\/+/g,
-            '/'
-        );
-    }
-
-    getCacheUrlKey(cacheKey: string): string {
-        return `http://cache.local/${cacheKey}`;
-    }
-
-    getTagsFromCacheEntry<CacheType extends CacheEntryType>(
-        entry: CacheValue<CacheType>
-    ): string[] | undefined {
-        if ('tags' in entry && entry.tags) {
-            return entry.tags;
-        }
-
-        if ('meta' in entry && entry.meta && 'headers' in entry.meta && entry.meta.headers) {
-            const rawTags = entry.meta.headers['x-next-cache-tags'];
-            if (typeof rawTags === 'string') {
-                return rawTags.split(',');
-            }
-        }
-        if ('value' in entry) {
-            return entry.tags;
-        }
-    }
-}
-
-export default new GitbookIncrementalCache();

packages/gitbook-v2/openNext/queue/middleware.ts

@@ -1,14 +0,0 @@
-import { trace } from '@/lib/tracing';
-import type { Queue } from '@opennextjs/aws/types/overrides.js';
-import { getCloudflareContext } from '@opennextjs/cloudflare';
-import doQueue from '@opennextjs/cloudflare/overrides/queue/do-queue';
-
-export default {
-    name: 'GitbookISRQueue',
-    send: async (msg) => {
-        return trace({ operation: 'gitbookISRQueueSend', name: msg.MessageBody.url }, async () => {
-            const { ctx } = getCloudflareContext();
-            ctx.waitUntil(doQueue.send(msg));
-        });
-    },
-} satisfies Queue;

packages/gitbook-v2/openNext/queue/server.ts

@@ -1,9 +0,0 @@
-import type { Queue } from '@opennextjs/aws/types/overrides.js';
-
-export default {
-    name: 'GitbookISRQueue',
-    send: async (msg) => {
-        // We should never reach this point in the server. If that's the case, we should log it.
-        console.warn('GitbookISRQueue: send called on server side, this should not happen.', msg);
-    },
-} satisfies Queue;

packages/gitbook-v2/openNext/tagCache/middleware.ts

@@ -1,81 +0,0 @@
-import { trace } from '@/lib/tracing';
-import type { NextModeTagCache } from '@opennextjs/aws/types/overrides.js';
-import doShardedTagCache from '@opennextjs/cloudflare/overrides/tag-cache/do-sharded-tag-cache';
-import { softTagFilter } from '@opennextjs/cloudflare/overrides/tag-cache/tag-cache-filter';
-
-const originalTagCache = doShardedTagCache({
-    baseShardSize: 12,
-    regionalCache: true,
-    // We can probably increase this value even further
-    regionalCacheTtlSec: 60,
-    shardReplication: {
-        numberOfSoftReplicas: 2,
-        numberOfHardReplicas: 1,
-        regionalReplication: {
-            defaultRegion: 'enam',
-        },
-    },
-});
-
-export default {
-    name: 'GitbookTagCache',
-    mode: 'nextMode',
-    getLastRevalidated: async (tags: string[]) => {
-        const tagsToCheck = tags.filter(softTagFilter);
-        if (tagsToCheck.length === 0) {
-            // If we reach here, it probably means that there is an issue that we'll need to address.
-            console.warn(
-                'getLastRevalidated - No valid tags to check for last revalidation, original tags:',
-                tags
-            );
-            return 0; // If no tags to check, return 0
-        }
-        return trace(
-            {
-                operation: 'gitbookTagCacheGetLastRevalidated',
-                name: tagsToCheck.join(', '),
-            },
-            async () => {
-                return await originalTagCache.getLastRevalidated(tagsToCheck);
-            }
-        );
-    },
-    hasBeenRevalidated: async (tags: string[], lastModified?: number) => {
-        const tagsToCheck = tags.filter(softTagFilter);
-        if (tagsToCheck.length === 0) {
-            // If we reach here, it probably means that there is an issue that we'll need to address.
-            console.warn(
-                'hasBeenRevalidated - No valid tags to check for revalidation, original tags:',
-                tags
-            );
-            return false; // If no tags to check, return false
-        }
-        return trace(
-            {
-                operation: 'gitbookTagCacheHasBeenRevalidated',
-                name: tagsToCheck.join(', '),
-            },
-            async () => {
-                const result = await originalTagCache.hasBeenRevalidated(tagsToCheck, lastModified);
-                return result;
-            }
-        );
-    },
-    writeTags: async (tags: string[]) => {
-        return trace(
-            {
-                operation: 'gitbookTagCacheWriteTags',
-                name: tags.join(', '),
-            },
-            async () => {
-                const tagsToWrite = tags.filter(softTagFilter);
-                if (tagsToWrite.length === 0) {
-                    console.warn('writeTags - No valid tags to write');
-                    return; // If no tags to write, exit early
-                }
-                // Write only the filtered tags
-                await originalTagCache.writeTags(tagsToWrite);
-            }
-        );
-    },
-} satisfies NextModeTagCache;

packages/gitbook-v2/package.json

@@ -1,38 +1,35 @@
 {
     "name": "gitbook-v2",
-    "version": "0.3.0",
+    "version": "0.2.5",
     "private": true,
     "dependencies": {
-        "@gitbook/api": "catalog:",
-        "@gitbook/cache-tags": "workspace:*",
-        "@opennextjs/cloudflare": "1.2.1",
-        "@sindresorhus/fnv1a": "^3.1.0",
-        "assert-never": "^1.2.1",
-        "jwt-decode": "^4.0.0",
-        "next": "^15.3.2",
+        "next": "canary",
         "react": "^19.0.0",
         "react-dom": "^19.0.0",
-        "rison": "^0.1.1",
+        "@gitbook/api": "*",
+        "@gitbook/cache-tags": "workspace:*",
+        "@sindresorhus/fnv1a": "^3.1.0",
         "server-only": "^0.0.1",
         "warn-once": "^0.1.1",
-        "object-identity": "^0.1.2"
+        "rison": "^0.1.1",
+        "jwt-decode": "^4.0.0",
+        "assert-never": "^1.2.1"
     },
     "devDependencies": {
         "gitbook": "*",
+        "@opennextjs/cloudflare": "^1.0.0-beta.3",
         "@types/rison": "^0.0.9",
         "tailwindcss": "^3.4.0",
         "postcss": "^8"
     },
     "scripts": {
         "generate": "rm -rf ./public && cp -r ../gitbook/public ./public",
-        "dev:v2": "env-cmd --silent -f ../../.env.local next",
+        "dev:v2": "env-cmd --silent -f ../../.env.local next --turbopack",
         "build": "next build",
         "build:v2": "next build",
         "start": "next start",
         "build:v2:cloudflare": "opennextjs-cloudflare build",
-        "dev:v2:cloudflare": "wrangler dev --port 8771 --env preview",
-        "dev:v2:cf:middleware": "wrangler dev --port 8771 --inspector-port 9230 --env dev --config ./openNext/customWorkers/middlewareWrangler.jsonc",
-        "dev:v2:cf:server": "wrangler dev --port 8772 --env dev --config ./openNext/customWorkers/defaultWrangler.jsonc",
+        "dev:v2:cloudflare": "wrangler dev --port 8771",
         "unit": "bun test",
         "typecheck": "tsc --noEmit"
     }

packages/gitbook-v2/src/app/global-error.tsx

@@ -1,18 +0,0 @@
-'use client';
-
-import NextError from 'next/error';
-
-export default function GlobalError({
-    error,
-}: {
-    error: Error & { digest?: string };
-}) {
-    console.error('Global error:', error);
-    return (
-        <html lang="en">
-            <body>
-                <NextError statusCode={undefined as any} />
-            </body>
-        </html>
-    );
-}

packages/gitbook-v2/src/app/sites/static/[mode]/[siteURL]/[siteData]/llms-full.txt/route.ts

@@ -1,14 +0,0 @@
-import type { NextRequest } from 'next/server';
-
-import { serveLLMsFullTxt } from '@/routes/llms-full';
-import { type RouteLayoutParams, getStaticSiteContext } from '@v2/app/utils';
-
-export const dynamic = 'force-static';
-
-export async function GET(
-    _request: NextRequest,
-    { params }: { params: Promise<RouteLayoutParams> }
-) {
-    const { context } = await getStaticSiteContext(await params);
-    return serveLLMsFullTxt(context);
-}

packages/gitbook-v2/src/app/utils.ts

@@ -1,5 +1,4 @@
 import { getVisitorAuthClaims, getVisitorAuthClaimsFromToken } from '@/lib/adaptive';
-import { getDynamicCustomizationSettings } from '@/lib/customization';
 import type { SiteAPIToken } from '@gitbook/api';
 import { type SiteURLData, fetchSiteContextByURLLookup, getBaseContext } from '@v2/lib/context';
 import { jwtDecode } from 'jwt-decode';
@@ -68,8 +67,6 @@ export async function getDynamicSiteContext(params: RouteLayoutParams) {
         siteURLData
     );
 
-    context.customization = await getDynamicCustomizationSettings(context.customization);
-
     return {
         context,
         visitorAuthClaims: getVisitorAuthClaims(siteURLData),

packages/gitbook-v2/src/lib/cache.test.ts

@@ -1,80 +0,0 @@
-import { describe, expect, it } from 'bun:test';
-import { withStableRef } from './cache';
-
-describe('withStableRef', () => {
-    it('should return primitive values as is', () => {
-        const toStableRef = withStableRef();
-
-        expect(toStableRef(42)).toBe(42);
-        expect(toStableRef('hello')).toBe('hello');
-        expect(toStableRef(true)).toBe(true);
-        expect(toStableRef(null)).toBe(null);
-        expect(toStableRef(undefined)).toBe(undefined);
-    });
-
-    it('should return the same reference for identical objects', () => {
-        const toStableRef = withStableRef();
-
-        const obj1 = { a: 1, b: 2 };
-        const obj2 = { a: 1, b: 2 };
-
-        const ref1 = toStableRef(obj1);
-        const ref2 = toStableRef(obj2);
-
-        expect(ref1).toBe(ref2);
-        expect(ref1).toBe(obj1);
-        expect(ref1).not.toBe(obj2);
-    });
-
-    it('should return the same reference for identical arrays', () => {
-        const toStableRef = withStableRef();
-
-        const arr1 = [1, 2, 3];
-        const arr2 = [1, 2, 3];
-
-        const ref1 = toStableRef(arr1);
-        const ref2 = toStableRef(arr2);
-
-        expect(ref1).toBe(ref2);
-        expect(ref1).toBe(arr1);
-        expect(ref1).not.toBe(arr2);
-    });
-
-    it('should return the same reference for identical nested objects', () => {
-        const toStableRef = withStableRef();
-
-        const obj1 = { a: { b: 1 }, c: [2, 3] };
-        const obj2 = { a: { b: 1 }, c: [2, 3] };
-
-        const ref1 = toStableRef(obj1);
-        const ref2 = toStableRef(obj2);
-
-        expect(ref1).toBe(ref2);
-        expect(ref1).toBe(obj1);
-        expect(ref1).not.toBe(obj2);
-    });
-
-    it('should return different references for different objects', () => {
-        const toStableRef = withStableRef();
-
-        const obj1 = { a: 1 };
-        const obj2 = { a: 2 };
-
-        const ref1 = toStableRef(obj1);
-        const ref2 = toStableRef(obj2);
-
-        expect(ref1).not.toBe(ref2);
-    });
-
-    it('should maintain reference stability across multiple calls', () => {
-        const toStableRef = withStableRef();
-
-        const obj = { a: 1 };
-        const ref1 = toStableRef(obj);
-        const ref2 = toStableRef(obj);
-        const ref3 = toStableRef(obj);
-
-        expect(ref1).toBe(ref2);
-        expect(ref2).toBe(ref3);
-    });
-});

packages/gitbook-v2/src/lib/cache.ts

@@ -1,59 +0,0 @@
-import { identify } from 'object-identity';
-import * as React from 'react';
-
-/**
- * Equivalent to `React.cache` but with support for non-primitive arguments.
- * As `React.cache` only uses `Object.is` to compare arguments, it will not work with non-primitive arguments.
- */
-export function cache<Args extends any[], Return>(fn: (...args: Args) => Return) {
-    const cached = React.cache(fn);
-
-    return (...args: Args) => {
-        const toStableRef = getWithStableRef();
-        const stableArgs = args.map((value) => {
-            return toStableRef(value);
-        }) as Args;
-        return cached(...stableArgs);
-    };
-}
-
-/**
- * To ensure memory is garbage collected between each request, we use a per-request cache to store the ref maps.
- */
-const getWithStableRef = React.cache(withStableRef);
-
-/**
- * Create a function that converts a value to a stable reference.
- */
-export function withStableRef(): <T>(value: T) => T {
-    const reverseIndex = new WeakMap<object, string>();
-    const refIndex = new Map<string, object>();
-
-    return <T>(value: T) => {
-        if (isPrimitive(value)) {
-            return value;
-        }
-
-        const objectValue = value as object;
-        const index = reverseIndex.get(objectValue);
-        if (index !== undefined) {
-            return refIndex.get(index) as T;
-        }
-
-        const hash = identify(objectValue);
-        reverseIndex.set(objectValue, hash);
-
-        const existing = refIndex.get(hash);
-        if (existing !== undefined) {
-            return existing as T;
-        }
-
-        // first time we've seen this shape
-        refIndex.set(hash, objectValue);
-        return value;
-    };
-}
-
-function isPrimitive(value: any): boolean {
-    return value === null || typeof value !== 'object';
-}

packages/gitbook-v2/src/lib/context.ts

@@ -165,7 +165,7 @@ export function getBaseContext(input: {
         // Create link in the same format for links to other sites/sections.
         linker.toLinkForContent = (rawURL: string) => {
             const urlObject = new URL(rawURL);
-            return `/url/${urlObject.host}${urlObject.pathname}${urlObject.search}${urlObject.hash}`;
+            return `/url/${urlObject.host}${urlObject.pathname}${urlObject.search}`;
         };
     }
 
@@ -239,12 +239,12 @@ export async function fetchSiteContextByIds(
         ...(customizations.site?.title ? { title: customizations.site.title } : {}),
     };
 
-    const sections = ids.siteSection
-        ? parseSiteSectionsAndGroups(siteStructure, ids.siteSection)
-        : null;
-
-    // Parse the current siteSpace and siteSpaces based on the site structure type.
-    const { siteSpaces, siteSpace }: { siteSpaces: SiteSpace[]; siteSpace: SiteSpace } = (() => {
+    // Parse the current siteSpace, siteSpaces, and sections based on the site structure type.
+    const {
+        siteSpaces,
+        siteSpace,
+        sections,
+    }: { siteSpaces: SiteSpace[]; siteSpace: SiteSpace; sections: SiteSections | null } = (() => {
         if (siteStructure.type === 'siteSpaces') {
             const siteSpaces = siteStructure.structure;
             const siteSpace = siteSpaces.find((siteSpace) => siteSpace.id === ids.siteSpace);
@@ -255,15 +255,54 @@ export async function fetchSiteContextByIds(
                 );
             }
 
-            return { siteSpaces, siteSpace };
+            return { siteSpaces, siteSpace, sections: null };
         }
 
         if (siteStructure.type === 'sections') {
-            assert(
-                sections,
-                `cannot find site space "${ids.siteSpace}" because parsed sections are missing siteStructure.type="sections" siteSection="${ids.siteSection}"`
-            );
+            /**
+             * Workaround for #inc-56-sites-are-crashing-with-application-error-a-client-side-exception-ha
+             *
+             * If a site structure is set up as sections, we should always be given a siteSection in the ids. However,
+             * in the incident we noticed it is sometimes undefined - perhaps due to caching.
+             *
+             * This workaround will pick the default section in the site structure if no explicit is provided. It should
+             * be eventually removed and replaced with an assert.
+             */
+            const currentSectionId = (() => {
+                if (ids.siteSection) {
+                    return ids.siteSection;
+                }
 
+                let defaultSectionId: string | undefined;
+
+                for (const sectionOrGroup of siteStructure.structure) {
+                    if (sectionOrGroup.object === 'site-section') {
+                        defaultSectionId = sectionOrGroup.id;
+                        break;
+                    }
+
+                    if (sectionOrGroup.object === 'site-section-group') {
+                        const defaultSection = sectionOrGroup.sections.find(
+                            (group) => group.default
+                        );
+
+                        if (defaultSection) {
+                            defaultSectionId = defaultSection.id;
+                            break;
+                        }
+                    }
+                }
+
+                if (!defaultSectionId) {
+                    throw new Error(
+                        `No default section found in structure type="sections" for site "${ids.site}"`
+                    );
+                }
+
+                return defaultSectionId;
+            })();
+
+            const sections = parseSiteSectionsAndGroups(siteStructure, currentSectionId);
             const currentSection = sections.current;
             const siteSpaces = currentSection.siteSpaces;
             const siteSpace = currentSection.siteSpaces.find(
@@ -276,11 +315,14 @@ export async function fetchSiteContextByIds(
                 );
             }
 
-            return { siteSpaces, siteSpace };
+            return { siteSpaces, siteSpace, sections };
         }
 
-        // @ts-expect-error
-        assertNever(siteStructure, `cannot handle site structure of type ${siteStructure.type}`);
+        assertNever(
+            siteStructure,
+            // @ts-expect-error
+            `cannot handle site structure of type ${siteStructure.type}`
+        );
     })();
 
     const customization = (() => {
@@ -404,10 +446,10 @@ export function checkIsRootSiteContext(context: GitBookSiteContext): boolean {
     }
 }
 
-function parseSiteSectionsAndGroups(structure: SiteStructure, siteSectionId: string) {
+function parseSiteSectionsAndGroups(structure: SiteStructure, siteSectionId: string): SiteSections {
     const sectionsAndGroups = getSiteStructureSections(structure, { ignoreGroups: false });
     const section = parseCurrentSection(structure, siteSectionId);
-    assert(section, `couldn't find section "${siteSectionId}" in site structure`);
+    assert(section, 'A section must be defined when there are multiple sections');
     return { list: sectionsAndGroups, current: section } satisfies SiteSections;
 }
 

packages/gitbook-v2/src/lib/data/cloudflare.ts

@@ -11,3 +11,15 @@ export function getCloudflareContext() {
 
     return getCloudflareContextOpenNext();
 }
+
+/**
+ * Return an object representing the current request.
+ */
+export function getCloudflareRequestGlobal() {
+    const context = getCloudflareContext();
+    if (!context) {
+        return null;
+    }
+
+    return context.cf;
+}

packages/gitbook-v2/src/lib/data/index.ts

@@ -1,7 +1,8 @@
 export * from './api';
 export * from './types';
+export * from './pages';
 export * from './urls';
 export * from './errors';
 export * from './lookup';
+export * from './proxy';
 export * from './visitor';
-export * from './pages';

packages/gitbook-v2/src/lib/data/lookup.ts

@@ -1,46 +1,52 @@
 import { race, tryCatch } from '@/lib/async';
 import { joinPath, joinPathWithBaseURL } from '@/lib/paths';
 import { trace } from '@/lib/tracing';
-import type { PublishedSiteContentLookup, SiteVisitorPayload } from '@gitbook/api';
+import type { PublishedSiteContentLookup } from '@gitbook/api';
 import { apiClient } from './api';
 import { getExposableError } from './errors';
 import type { DataFetcherResponse } from './types';
 import { getURLLookupAlternatives, stripURLSearch } from './urls';
 
-interface LookupPublishedContentByUrlInput {
-    url: string;
-    redirectOnError: boolean;
-    apiToken: string | null;
-    visitorPayload: SiteVisitorPayload;
-}
-
 /**
- * Lookup a content by its URL using the GitBook resolvePublishedContentByUrl API endpoint.
+ * Lookup a content by its URL using the GitBook API.
  * To optimize caching, we try multiple lookup alternatives and return the first one that matches.
  */
-export async function lookupPublishedContentByUrl(
-    input: LookupPublishedContentByUrlInput
-): Promise<DataFetcherResponse<PublishedSiteContentLookup>> {
+export async function getPublishedContentByURL(input: {
+    url: string;
+    visitorAuthToken: string | null;
+    redirectOnError: boolean;
+    apiToken: string | null;
+}): Promise<DataFetcherResponse<PublishedSiteContentLookup>> {
     const lookupURL = new URL(input.url);
     const url = stripURLSearch(lookupURL);
     const lookup = getURLLookupAlternatives(url);
 
     const result = await race(lookup.urls, async (alternative, { signal }) => {
-        const api = apiClient({ apiToken: input.apiToken });
+        const api = await apiClient({ apiToken: input.apiToken });
+
         const callResult = await trace(
             {
-                operation: 'resolvePublishedContentByUrl',
+                operation: 'getPublishedContentByURL',
                 name: alternative.url,
             },
             () =>
                 tryCatch(
-                    api.urls.resolvePublishedContentByUrl(
+                    api.urls.getPublishedContentByUrl(
                         {
                             url: alternative.url,
-                            ...(input.visitorPayload ? { visitor: input.visitorPayload } : {}),
+                            visitorAuthToken: input.visitorAuthToken ?? undefined,
                             redirectOnError: input.redirectOnError,
+
+                            // As this endpoint is cached by our API, we version the request
+                            // to void getting stale data with missing properties.
+                            // this could be improved by ensuring our API cache layer is versioned
+                            // or invalidated when needed
+                            // @ts-expect-error - cacheVersion is not a real query param
+                            cacheVersion: 'v2',
                         },
-                        { signal }
+                        {
+                            signal,
+                        }
                     )
                 )
         );

packages/gitbook-v2/src/lib/data/memoize.test.ts

@@ -0,0 +1,52 @@
+import { describe, expect, it, mock } from 'bun:test';
+import { AsyncLocalStorage } from 'node:async_hooks';
+import { withCacheKey, withoutConcurrentExecution } from './memoize';
+
+describe('withoutConcurrentExecution', () => {
+    it('should memoize the function based on the cache key', async () => {
+        const fn = mock(async (_cacheKey: string, a: number, b: number) => a + b);
+        const memoized = withoutConcurrentExecution(() => null, fn);
+
+        const p1 = memoized('c1', 1, 2);
+        const p2 = memoized('c1', 1, 2);
+        const p3 = memoized('c3', 2, 3);
+
+        expect(await p1).toBe(await p2);
+        expect(await p1).not.toBe(await p3);
+        expect(fn.mock.calls.length).toBe(2);
+    });
+
+    it('should support caching per request', async () => {
+        const fn = mock(async () => Math.random());
+
+        const request1 = { id: 'request1' };
+        const request2 = { id: 'request2' };
+
+        const requestContext = new AsyncLocalStorage<{ id: string }>();
+
+        const memoized = withoutConcurrentExecution(() => requestContext.getStore(), fn);
+
+        // Both in the same request
+        const promise1 = requestContext.run(request1, () => memoized('c1'));
+        const promise2 = requestContext.run(request1, () => memoized('c1'));
+
+        // In a different request
+        const promise3 = requestContext.run(request2, () => memoized('c1'));
+
+        expect(await promise1).toBe(await promise2);
+        expect(await promise1).not.toBe(await promise3);
+        expect(fn.mock.calls.length).toBe(2);
+    });
+});
+
+describe('withCacheKey', () => {
+    it('should wrap the function by passing the cache key', async () => {
+        const fn = mock(
+            async (cacheKey: string, arg: { a: number; b: number }, c: number) =>
+                `${cacheKey}, result=${arg.a + arg.b + c}`
+        );
+        const memoized = withCacheKey(fn);
+        expect(await memoized({ a: 1, b: 2 }, 4)).toBe('[[["a",1],["b",2]],4], result=7');
+        expect(fn.mock.calls.length).toBe(1);
+    });
+});

packages/gitbook-v2/src/lib/data/memoize.ts

@@ -0,0 +1,87 @@
+/**
+ * Wrap a function by preventing concurrent executions of the same function.
+ * With a logic to work per-request in Cloudflare Workers.
+ */
+export function withoutConcurrentExecution<ArgsType extends any[], ReturnType>(
+    getGlobalContext: () => object | null | undefined,
+    wrapped: (key: string, ...args: ArgsType) => Promise<ReturnType>
+): (cacheKey: string, ...args: ArgsType) => Promise<ReturnType> {
+    const globalPromiseCache = new WeakMap<object, Map<string, Promise<ReturnType>>>();
+
+    return (key: string, ...args: ArgsType) => {
+        const globalContext = getGlobalContext() ?? globalThis;
+
+        /**
+         * Cache storage that is scoped to the current request when executed in Cloudflare Workers,
+         * to avoid "Cannot perform I/O on behalf of a different request" errors.
+         */
+        const promiseCache =
+            globalPromiseCache.get(globalContext) ?? new Map<string, Promise<ReturnType>>();
+        globalPromiseCache.set(globalContext, promiseCache);
+
+        const concurrent = promiseCache.get(key);
+        if (concurrent) {
+            return concurrent;
+        }
+
+        const promise = (async () => {
+            try {
+                const result = await wrapped(key, ...args);
+                return result;
+            } finally {
+                promiseCache.delete(key);
+            }
+        })();
+
+        promiseCache.set(key, promise);
+
+        return promise;
+    };
+}
+
+/**
+ * Wrap a function by passing it a cache key that is computed from the function arguments.
+ */
+export function withCacheKey<ArgsType extends any[], ReturnType>(
+    wrapped: (cacheKey: string, ...args: ArgsType) => Promise<ReturnType>
+): (...args: ArgsType) => Promise<ReturnType> {
+    return (...args: ArgsType) => {
+        const cacheKey = getCacheKey(args);
+        return wrapped(cacheKey, ...args);
+    };
+}
+
+/**
+ * Compute a cache key from the function arguments.
+ */
+function getCacheKey(args: any[]) {
+    return JSON.stringify(deepSortValue(args));
+}
+
+function deepSortValue(value: unknown): unknown {
+    if (
+        typeof value === 'string' ||
+        typeof value === 'number' ||
+        typeof value === 'boolean' ||
+        value === null ||
+        value === undefined
+    ) {
+        return value;
+    }
+
+    if (Array.isArray(value)) {
+        return value.map(deepSortValue);
+    }
+
+    if (value && typeof value === 'object') {
+        return Object.entries(value)
+            .map(([key, subValue]) => {
+                return [key, deepSortValue(subValue)] as const;
+            })
+            .sort((a, b) => {
+                return a[0].localeCompare(b[0]);
+            });
+    }
+
+    return value;
+}

packages/gitbook-v2/src/lib/data/pages.ts

@@ -1,30 +1,15 @@
-import { waitUntil } from '@/lib/waitUntil';
-import type { JSONDocument, RevisionPageDocument } from '@gitbook/api';
-import type { GitBookSiteContext, GitBookSpaceContext } from '../context';
+import type { JSONDocument, RevisionPageDocument, Space } from '@gitbook/api';
 import { getDataOrNull } from './errors';
+import type { GitBookDataFetcher } from './types';
 
 /**
  * Get the document for a page.
  */
 export async function getPageDocument(
-    context: GitBookSpaceContext | GitBookSiteContext,
+    dataFetcher: GitBookDataFetcher,
+    space: Space,
     page: RevisionPageDocument
 ): Promise<JSONDocument | null> {
-    const { dataFetcher, space } = context;
-
-    if (
-        'site' in context &&
-        (context.site.id === 'site_JOVzv' || context.site.id === 'site_IxAYj')
-    ) {
-        return getDataOrNull(
-            dataFetcher.getRevisionPageDocument({
-                spaceId: space.id,
-                revisionId: space.revision,
-                pageId: page.id,
-            })
-        );
-    }
-
     if (page.documentId) {
         return getDataOrNull(
             dataFetcher.getDocument({ spaceId: space.id, documentId: page.documentId })
@@ -41,33 +26,5 @@ export async function getPageDocument(
         );
     }
 
-    // Pre-fetch the document to start filling the cache before we migrate to this API.
-    if (process.env.NODE_ENV === 'development') {
-        // Disable for now to investigate side-effects
-        if (isInPercentRollout(space.id, 10) || process.env.VERCEL_ENV === 'preview') {
-            await waitUntil(
-                getDataOrNull(
-                    dataFetcher.getRevisionPageDocument({
-                        spaceId: space.id,
-                        revisionId: space.revision,
-                        pageId: page.id,
-                    })
-                )
-            );
-        }
-    }
-
     return null;
 }
-
-function isInPercentRollout(value: string, rollout: number) {
-    return getRandomPercent(value) < rollout;
-}
-
-function getRandomPercent(value: string) {
-    const hash = value.split('').reduce((acc, char) => {
-        return acc + char.charCodeAt(0);
-    }, 0);
-
-    return hash % 100;
-}

packages/gitbook-v2/src/lib/data/types.ts

@@ -106,15 +106,6 @@ export interface GitBookDataFetcher {
         pageId: string;
     }): Promise<DataFetcherResponse<string>>;
 
-    /**
-     * Get the document of a page by its path.
-     */
-    getRevisionPageDocument(params: {
-        spaceId: string;
-        revisionId: string;
-        pageId: string;
-    }): Promise<DataFetcherResponse<api.JSONDocument>>;
-
     /**
      * Get a document by its space ID and document ID.
      */

packages/gitbook-v2/src/lib/data/visitor.ts

@@ -1,6 +1,6 @@
 import { withLeadingSlash, withTrailingSlash } from '@/lib/paths';
 import type { PublishedSiteContent } from '@gitbook/api';
-import { getProxyRequestIdentifier, isProxyRequest } from '@v2/lib/proxy';
+import { getProxyRequestIdentifier, isProxyRequest } from './proxy';
 
 /**
  * Get the appropriate base path for the visitor authentication cookie.