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af24997c72
Codex round 1, P2, and a real latent bug in the previous commit. Capturing the item OBJECT and reusing it 140ms later keeps a stale snapshot: a rename during the debounce changes the slug, `openItemPane` builds the URL from that slug, and the id-only existence check passes happily on the way to a dead URL. What is captured is now the IDENTITY — `targetId` — and the callback re-resolves the current row from `filteredItems` before opening it. That still follows a row that MOVED, which is the whole point of the fix, and still skips one that was DELETED, while picking up any change to the row itself. Also answering the round's second P2 in the spec rather than in code: the race is probabilistic and cannot be made deterministic without a seam in the page. The asymmetry is what makes that acceptable, and it is now written down — a round that misses the 140ms window still PASSES on a correct build, because the cursor moves, the pane follows and the intended row is where it should be. So missing costs power, not correctness; the failure mode is a false green, never a false red. Three rounds put a false green around 1 in 1700 against a build that loses the keypress 11 times in 12. pane-follow-live-list + pane-controller: 44/44 across both projects.
Pad Web UI
SvelteKit 2 + Svelte 5 frontend for Pad, compiled to static files and embedded into the Go binary.
Development
npm install
npm run dev # Dev server at localhost:5173 (proxies API to localhost:7777)
npm run build # Production build to build/
npm run check # Type checking with svelte-check
When developing, run the Go backend separately with make dev from the project root.
Building for Production
Do not build in isolation. Always use make build from the project root — this builds the web frontend, then compiles the Go binary with the build output embedded via //go:embed.
Stack
- Svelte 5 with runes (
$state,$derived,$effect) - SvelteKit 2 with
adapter-static(SPA mode) - Tiptap block editor with markdown round-trip
- svelte-dnd-action for drag-and-drop in board/list views
- SSE for real-time updates
- TypeScript throughout
Structure
src/
routes/ SvelteKit pages
+layout.svelte App shell (sidebar + main)
+page.svelte Landing/redirect
[workspace]/
+page.svelte Dashboard (collections, phases, activity)
+layout.svelte SSE connection per workspace
[collection]/
+page.svelte Collection view (board/list)
[collection]/[item]/
+page.svelte Item detail + editor
conventions/ Purpose-built conventions page
playbooks/ Purpose-built playbooks page
settings/ Workspace settings
lib/
api/client.ts HTTP API client
components/
layout/ Sidebar, navigation
editor/ Tiptap editor, raw markdown editor
fields/ FieldEditor, relation picker
items/ ItemCard, ItemDetail
collections/ BoardView, ListView
common/ StatusBadge, badges, modals
search/ CommandPalette
stores/ Svelte 5 reactive stores
workspace.svelte.ts Workspace state
collections.svelte.ts Collection + item state
ui.svelte.ts Sidebar, mobile state
types/index.ts TypeScript types and constants
app.css Global styles and design tokens