Initial commit: RSS platform phase 1 skeleton with code review fixes

Features:
- FastAPI + SQLAlchemy 2.0 async + PostgreSQL/pgvector + Redis backend
- Vue 3 + TypeScript + Element Plus frontend
- JWT auth with access/refresh tokens and revocation
- Admin/member RBAC
- RSS feed CRUD and article listing
- Settings management with Fernet encryption for sensitive values
- Redis distributed lock service
- Alembic initial migration
- Docker Compose development environment

Fixes from code review:
- Fix DB session leak in dependency injection
- Restrict registration to admin only
- Add default admin password warning
- Implement JWT refresh tokens and jti blacklist
- Strengthen password policy
- Use func.count for pagination totals
- Replace NullPool with AsyncAdaptedQueuePool
- Remove init_db from lifespan to enforce alembic migrations
- Add request_id middleware and logging filter
- Fix vite.config.ts env loading
- Add frontend token refresh interceptor
- Add Vue error handler

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

frontend/package.json

@@ -0,0 +1,26 @@
+{
+  "name": "rss-platform-frontend",
+  "private": true,
+  "version": "0.1.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vue-tsc --noEmit && vite build",
+    "preview": "vite preview",
+    "lint": "eslint . --ext .vue,.ts,.tsx --fix"
+  },
+  "dependencies": {
+    "vue": "^3.4.0",
+    "vue-router": "^4.3.0",
+    "pinia": "^2.1.0",
+    "element-plus": "^2.7.0",
+    "axios": "^1.7.0",
+    "@element-plus/icons-vue": "^2.3.0"
+  },
+  "devDependencies": {
+    "@vitejs/plugin-vue": "^5.0.4",
+    "typescript": "^5.4.0",
+    "vite": "^5.2.0",
+    "vue-tsc": "^2.0.0"
+  }
+}