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

nuxt.config.ts

@@ -6,6 +6,15 @@ export default defineNuxtConfig({
   devtools: { enabled: true },
   modules: ['@nuxt/ui'],
   css: ['~/assets/css/main.css'],
+  runtimeConfig: {
+    databaseUrl: '',
+    redisUrl: '',
+    sessionCookieName: 'dinner_ticket_session',
+    public: {
+      appUrl: '',
+      rpName: 'Dinner Ticket System'
+    }
+  },
   vite: {
     plugins: [tailwindcss()]
   }