[Unit]
Description=ShuDao SafeAI Chat Service (Python)
After=network.target mysql.service

[Service]
Type=simple
User=www-data
Group=www-data
WorkingDirectory=/opt/www/shudao-chat-py
Environment="PATH=/opt/www/shudao-chat-py/venv/bin"

# 启动命令
ExecStart=/opt/www/shudao-chat-py/venv/bin/python -m uvicorn main:app \
    --host 0.0.0.0 \
    --port 22000 \
    --workers 4

# 重启策略
Restart=always
RestartSec=10

# 资源限制
LimitNOFILE=65535
LimitNPROC=32768

# 日志配置
StandardOutput=append:/opt/www/shudao-chat-py/logs/systemd.log
StandardError=append:/opt/www/shudao-chat-py/logs/systemd_error.log

[Install]
WantedBy=multi-user.target