examples: use a shared Convex backend for StackBlitz

examples/react/start-convex-trellaux/.env.local.example

@@ -0,0 +1,3 @@
+# This is a shared default backend you can't modify the code for.
+# In order to create your own backend, run `npx convex dev`.
+VITE_CONVEX_URL=https://laudable-anaconda-558.convex.cloud

examples/react/start-convex-trellaux/.stackblitzrc

@@ -0,0 +1,3 @@
+{
+  "startCommand": "cp .env.local.example .env.local && npx vinxi dev",
+}

examples/react/start-convex-trellaux/app/routeTree.gen.ts

@@ -17,13 +17,11 @@ import { Route as BoardsBoardIdImport } from './routes/boards.$boardId'
 // Create/Update Routes
 
 const IndexRoute = IndexImport.update({
-  id: '/',
   path: '/',
   getParentRoute: () => rootRoute,
 } as any)
 
 const BoardsBoardIdRoute = BoardsBoardIdImport.update({
-  id: '/boards/$boardId',
   path: '/boards/$boardId',
   getParentRoute: () => rootRoute,
 } as any)

examples/react/start-convex-trellaux/convex/crons.ts

@@ -0,0 +1,8 @@
+import { cronJobs } from 'convex/server'
+import { internal } from './_generated/api'
+
+const crons = cronJobs()
+
+crons.cron('clear messages table', '0,20,40 * * * *', internal.board.clear)
+
+export default crons