[Unit]
Description=ComposeSync - Docker Compose File Updater
After=docker.service
Requires=docker.service

[Service]
Type=simple
# User to run the service as. Must be in the 'docker' group.
User=YOUR_USERNAME
Group=docker
WorkingDirectory=/opt/composesync
EnvironmentFile=/opt/composesync/.env
# Allow the service to access Docker socket
Environment=DOCKER_HOST=unix:///var/run/docker.sock
# Set the base directory for stacks
Environment=COMPOSESYNC_BASE_DIR=/opt/composesync/stacks
# Set the number of versions to keep (default: 10)
Environment=KEEP_VERSIONS=10
# Set update interval in seconds (default: 3600)
Environment=UPDATE_INTERVAL_SECONDS=3600
# Set update mode (notify_only or notify_and_apply)
Environment=UPDATE_MODE=notify_and_apply
# Optional: Set webhook URL for notifications
# Environment=NOTIFICATION_WEBHOOK_URL=

# The script will be installed in the installation directory
ExecStart=/opt/composesync/update-agent.sh
Restart=always
RestartSec=5s
# Optional: Adjust CPU priority
# Nice=10

# Ensure clean shutdown
TimeoutStopSec=30
KillMode=mixed
KillSignal=SIGTERM

[Install]
WantedBy=multi-user.target