1. Install:

go build

2. Install uv.
3. Install Apprise:

uv tool install apprise

4. Configure Apprise, one service per line:

echo "tgram://bottoken/ChatID" > ~/.apprise

5. Create systemd service /etc/systemd/system/docker-watchdog.service

Example usage

# Default run
./docker-watchdog

# 5s timeout, 60s cooldown
./docker-watchdog -timeout 5 -cooldown 60