[Unit]
Description=Momo Pro System - Flask Application
After=network.target

[Service]
Type=simple
User=ogt
WorkingDirectory=/home/ogt/momo_pro_system
Environment="PATH=/home/ogt/momo_pro_system/venv/bin"
# V-Fix: 啟動前確保清理所有舊的 gunicorn 進程
ExecStartPre=/bin/bash /home/ogt/momo_pro_system/kill_old_gunicorn.sh
ExecStart=/home/ogt/momo_pro_system/venv/bin/gunicorn \
    --workers 4 \
    --threads 2 \
    --timeout 120 \
    --graceful-timeout 30 \
    --bind 127.0.0.1:5000 \
    --access-logfile /home/ogt/momo_pro_system/logs/gunicorn-access.log \
    --error-logfile /home/ogt/momo_pro_system/logs/gunicorn-error.log \
    --log-level info \
    app:app
Restart=always
RestartSec=10
StandardOutput=journal
StandardError=journal

# V-Fix: 優雅關閉設定，避免端口佔用問題
KillMode=mixed
KillSignal=SIGTERM
TimeoutStopSec=60
SendSIGKILL=yes

[Install]
WantedBy=multi-user.target