Add frontend service with auth, MFA, and content management

- Node.js/Express backend with TypeScript
- SQLite database for users, sessions, and content metadata
- Authentication with TOTP and WebAuthn MFA support
- Admin user auto-created on first startup
- User content gallery with view/delete functionality
- RunPod API proxy (keeps API keys server-side)
- Docker setup with CI/CD for Gitea registry

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

frontend/package.json

@@ -0,0 +1,37 @@
+{
+  "name": "comfyui-frontend",
+  "version": "1.0.0",
+  "description": "Frontend service for ComfyUI image-to-video generation",
+  "type": "module",
+  "main": "dist/index.js",
+  "scripts": {
+    "dev": "tsx watch src/index.ts",
+    "build": "tsc",
+    "start": "node dist/index.js",
+    "typecheck": "tsc --noEmit"
+  },
+  "dependencies": {
+    "@simplewebauthn/server": "^10.0.1",
+    "argon2": "^0.41.1",
+    "better-sqlite3": "^11.6.0",
+    "express": "^4.21.2",
+    "express-rate-limit": "^7.5.0",
+    "express-session": "^1.18.1",
+    "helmet": "^8.0.0",
+    "otpauth": "^9.3.5",
+    "pino": "^9.6.0",
+    "pino-http": "^10.4.0",
+    "zod": "^3.24.1"
+  },
+  "devDependencies": {
+    "@types/better-sqlite3": "^7.6.12",
+    "@types/express": "^5.0.0",
+    "@types/express-session": "^1.18.1",
+    "@types/node": "^22.10.5",
+    "tsx": "^4.19.2",
+    "typescript": "^5.7.2"
+  },
+  "engines": {
+    "node": ">=20.0.0"
+  }
+}