[Unit]
Description=Shaguabijia App Backend (FastAPI / uvicorn)
After=network.target

[Service]
Type=simple
User=root
WorkingDirectory=/opt/shaguabijia-app-server
Environment="PATH=/opt/shaguabijia-app-server/.venv/bin:/usr/bin:/bin"
EnvironmentFile=/opt/shaguabijia-app-server/.env
ExecStart=/opt/shaguabijia-app-server/.venv/bin/uvicorn app.main:app --host 127.0.0.1 --port 8770 --workers 1 --log-level info
Restart=on-failure
RestartSec=3

NoNewPrivileges=true
PrivateTmp=true
ProtectSystem=strict
ReadWritePaths=/opt/shaguabijia-app-server
ProtectHome=true

[Install]
WantedBy=multi-user.target