Resolve the full URL in a single lookup and always send the visitor country (#4707)

Co-authored-by: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

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

@@ -70,7 +70,6 @@ runs:
               GITBOOK_BLOCK_SEARCH_INDEXATION: ${{ inputs.environment == 'preview' && 'true' || '' }}
               GITBOOK_ALLOW_CUSTOMIZATION_OVERRIDE: ${{ inputs.environment == 'preview' && 'true' || '' }}
               GITBOOK_DISABLE_INSIGHTS: ${{ inputs.environment == 'preview' && 'true' || '' }}
-              GITBOOK_DISABLE_LOOKUP_ALTERNATIVES: ${{ inputs.environment == 'staging' && 'true' || '' }}
           shell: bash
 
         - name: Upload the DO worker

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

@@ -78,16 +78,6 @@ runs:
               echo "GITBOOK_DISABLE_INSIGHTS=true" >> .vercel/.env.${{ inputs.environment }}.local
               echo "--- .vercel/.env.${{ inputs.environment }}.local after inject ---"
               cat .vercel/.env.${{ inputs.environment }}.local
-        - name: Inject visitor country hostnames
-          if: ${{ env.GITBOOK_VISITOR_COUNTRY_HOSTNAMES != '' }}
-          shell: bash
-          run: |
-              echo "GITBOOK_VISITOR_COUNTRY_HOSTNAMES=$GITBOOK_VISITOR_COUNTRY_HOSTNAMES" >> .vercel/.env.${{ inputs.environment }}.local
-        - name: Inject staging build env vars
-          if: ${{ inputs.environment == 'staging' }}
-          shell: bash
-          run: |
-              echo "GITBOOK_DISABLE_LOOKUP_ALTERNATIVES=true" >> .vercel/.env.${{ inputs.environment }}.local
         - name: Build Project Artifacts
           run: bun run vercel build --target=${{ inputs.environment }} --token=${{ inputs.vercelToken }}
           shell: bash

.github/workflows/deploy-production.yaml

@@ -10,8 +10,6 @@ jobs:
         environment:
             name: 2v-production
             url: ${{ steps.deploy.outputs.deployment-url }}
-        env:
-            GITBOOK_VISITOR_COUNTRY_HOSTNAMES: ${{ vars.GITBOOK_VISITOR_COUNTRY_HOSTNAMES }}
         outputs:
             deployment-url: ${{ steps.deploy.outputs.deployment-url }}
         steps:
@@ -33,8 +31,6 @@ jobs:
         environment:
             name: 2c-production
             url: ${{ steps.deploy.outputs.deployment-url }}
-        env:
-            GITBOOK_VISITOR_COUNTRY_HOSTNAMES: ${{ vars.GITBOOK_VISITOR_COUNTRY_HOSTNAMES }}
         outputs:
             deployment-url: ${{ steps.deploy.outputs.deployment-url }}
         steps: