Initial commit: AutonetSellCar platform with deployment system

- Frontend: Next.js 14 with TypeScript
- Backend: FastAPI with SQLAlchemy
- Agent: Carmodoo sync agent
- Deployment: Docker Compose based staging/production setup
- Scripts: Automated deployment with rollback support

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

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

docker-compose.staging.yml

@@ -0,0 +1,44 @@
+version: '3.8'
+
+services:
+  frontend-staging:
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile
+    container_name: autonet-frontend-staging
+    ports:
+      - "3001:3000"
+    environment:
+      - NODE_ENV=staging
+      - NEXT_PUBLIC_API_URL=http://192.168.0.202:8001
+    depends_on:
+      - backend-staging
+    restart: unless-stopped
+    networks:
+      - autonet-staging
+
+  backend-staging:
+    build:
+      context: ./backend
+      dockerfile: Dockerfile
+    container_name: autonet-backend-staging
+    ports:
+      - "8001:8000"
+    environment:
+      - ENV=staging
+      - DATABASE_URL=sqlite:///./autonet_staging.db
+    volumes:
+      - ./backend/uploads:/app/uploads
+      - backend-staging-data:/app/data
+      - ./backend/.env:/app/.env:ro
+    restart: unless-stopped
+    networks:
+      - autonet-staging
+
+networks:
+  autonet-staging:
+    name: autonet-staging-network
+
+volumes:
+  backend-staging-data:
+    name: autonet-backend-staging-data