mic-system/deploy/mic_system.service

[Unit]
Description=Mic System Web App
After=network.target sound.target

[Service]
Type=simple
User=pch
WorkingDirectory=/home/pch/mic_system
Environment=MIC_SYSTEM_HOST=0.0.0.0
Environment=MIC_SYSTEM_PORT=5000
ExecStart=/home/pch/mic_system/.venv/bin/python /home/pch/mic_system/app.py
Restart=always
RestartSec=2

[Install]
WantedBy=multi-user.target