Decisions

• Implement BROS-450 on fresh worktree `wt/bros450-vercel-astro-cache`, not on BROS-423 spike branch.

Work Completed

• Created worktree:

Tasks Completed

• +BROS-450 implementation pass → locally committed.

In Progress

• BROS-450 remains In Progress in Plane.

Key Learnings

• The Astro public app keeps a trimmed `apps/public/convex_generated/api.d.ts`; adding a new Convex module requires updating both root generated API types and that Astro shim.