feat: implement auth system, passkeys, and user management

Add PostgreSQL and Redis integration for users and sessions
Implement password and WebAuthn passkey login flows
Add Docker stack, super-admin seeding, and protected routes

server/plugins/bootstrap.ts

@@ -0,0 +1,14 @@
+import { ensureDatabaseReady } from '../utils/db-init'
+import { withRetry } from '../utils/retry'
+
+export default defineNitroPlugin(async () => {
+  await withRetry(
+    () => ensureDatabaseReady(),
+    {
+      label: 'database bootstrap',
+      retries: 15,
+      delayMs: 1_000,
+      factor: 1.4
+    }
+  )
+})