A webhook handler that receives Vercel alerts and posts them as detailed, formatted messages to a Discord channel.

1. Environment Variable: Set DISCORD_WEBHOOK_URL to your Discord webhook URL

   • In Discord: Server Settings → Integrations → Webhooks → Create Webhook
   • Copy the webhook URL and add it as an environment variable

2. Vercel Configuration:

   • Go to your Vercel project settings
   • Navigate to Webhooks section
   • Add this Val's HTTP endpoint as a webhook URL
   • Select the events you want to monitor (e.g., deployment alerts, usage anomalies)

• ✅ Handles Vercel webhook payloads with proper nested data extraction
• ✅ Rich Discord embeds with comprehensive error information
• ✅ Shows critical metrics: error rates, request counts, route details
• ✅ Clickable links to Vercel project, team, and observability dashboard
• ✅ Color-coded alerts:
  • 🟡 Yellow for anomalies and warnings
  • 🔴 Red for errors and failures
  • 🔵 Blue for general alerts
• ✅ Statistical information (Z-scores, averages, standard deviation)
• ✅ Complete raw payload for debugging

For error anomaly alerts, the webhook shows:

• Project and Team: With clickable links to Vercel dashboard
• Error Details: Route, status group (5xx, 4xx, etc.), error rates
• Metrics: Current vs average error rates, change amounts
• Statistics: Z-scores, averages, standard deviations
• Timing: When the alert started (formatted as Discord timestamp)
• Direct Links: To Vercel observability dashboard for detailed analysis

• observability.anomaly-error - Error rate anomalies (5xx, 4xx status codes)
• usage_anomaly - Unusual usage patterns
• And other Vercel alert types

The webhook creates rich Discord embeds with:

• Alert title showing the specific issue and project name
• Detailed description with error rates and metrics
• Organized fields showing project info, routes, and statistics
• Direct links to Vercel dashboards for immediate investigation
• Complete raw payload for debugging purposes