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test-repo/memory/web-apps-monitoring.md
Matt Bruce 834fa5721c Update web monitoring docs with Heartbeat Monitor 
- Added new Heartbeat Monitor dashboard at port 3005
- Documented all features: uptime tracking, sparklines, add app UI
- Updated all three projects in the monitoring list
- Added instructions for adding new apps dynamically
2026-02-18 11:16:02 -06:00

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Web Apps Monitoring

Heartbeat Monitor Dashboard

URL: http://localhost:3005

Central dashboard to track all your local web apps with uptime stats, response times, and auto-restart capabilities.

Active Sites

Site URL Port Purpose Category
Project Hub http://localhost:3000 3000 Task/idea tracking with Kanban Productivity
Blog Backup http://localhost:3003 3003 Daily digest & message backup Backup
Heartbeat Monitor http://localhost:3005 3005 Monitor all local web apps Monitoring

Heartbeat Monitor Features

  • Real-time Status: See which apps are up/down at a glance
  • Uptime Tracking: Historical uptime percentage per app
  • Response Times: Track performance over time
  • Visual Sparklines: Mini charts showing status history
  • Add New Apps: Click "Add App" to monitor more services
  • Categories: Organize apps by type (Productivity, Backup, Monitoring, etc.)
  • Auto-refresh: Dashboard updates every 30 seconds

Adding New Apps

  1. Go to http://localhost:3005
  2. Click "Add App"
  3. Fill in details:
    • Name & Description
    • URL (e.g., http://localhost:3000)
    • Port number
    • Project path (for auto-restart)
    • Start command (e.g., npm run dev -- --port 3000)
    • Category & Color
  4. Click "Add App"

The app will be monitored immediately and persisted in data/apps.json.

Data Storage

  • Apps List: heartbeat-monitor/data/apps.json
  • Status History: heartbeat-monitor/data/status.json
  • Both files are git-tracked for backup

Auto-Restart Monitoring

Cron Job: Monitor Web Apps - Auto Restart

  • Frequency: Every 10 minutes
  • Action: Checks HTTP 200 status on all registered apps
  • On Failure: Automatically restarts the down service(s)
  • Notification: Telegram message if restart occurred

Manual Restart

If services are down:

# Project Hub
cd /Users/mattbruce/Documents/Projects/OpenClaw/Web/gantt-board
npm run dev -- --port 3000

# Blog Backup
cd /Users/mattbruce/Documents/Projects/OpenClaw/Web/blog-backup
npm run dev -- --port 3003

# Heartbeat Monitor
cd /Users/mattbruce/Documents/Projects/OpenClaw/Web/heartbeat-monitor
npm run dev -- --port 3005

Check All Status

curl http://localhost:3000  # Project Hub
curl http://localhost:3003  # Blog Backup
curl http://localhost:3005  # Heartbeat Monitor

For Future AI Continuity

If this agent is replaced:

  1. Check Heartbeat Monitor first: http://localhost:3005
  2. Run openclaw cron list to see monitoring jobs
  3. Check process list for running dev servers
  4. All projects are in /Users/mattbruce/Documents/Projects/OpenClaw/Web/
  5. App configurations are in heartbeat-monitor/data/apps.json