feat: add shared decks and multi-account Mastodon OAuth

src/start.ts

@@ -0,0 +1,26 @@
+import {
+  createCsrfMiddleware,
+  createMiddleware,
+  createStart,
+} from '@tanstack/react-start'
+
+const ownerAccess = createMiddleware().server(async ({ request, next }) => {
+  const { checkAccess, readAccessConfig } = await import(
+    './features/access/policy.server'
+  )
+  return checkAccess(request, readAccessConfig()) ?? next()
+})
+
+const csrf = createCsrfMiddleware({
+  filter: (context) => context.handlerType === 'serverFn',
+})
+
+const storage = createMiddleware().server(async ({ next }) => {
+  const { getDatabase } = await import('./features/storage/database.server')
+  getDatabase()
+  return next()
+})
+
+export const startInstance = createStart(() => ({
+  requestMiddleware: [ownerAccess, csrf, storage],
+}))