OuterSpatial OpenTelemetry Webhooks

This service provides webhook endpoints for log forwarding to observability platforms.

Available Endpoints

• POST /api/webhooks/vercel-logs - Vercel Log Drain
  Receives Vercel logs, validates HMAC-SHA1 signature, forwards to PostHog via OTLP
• POST /api/webhooks/auth0-logs - Auth0 Log Streaming
  Receives Auth0 logs, forwards to PostHog AND Axiom (if configured)
• POST /api/webhooks/neon-logs - Neon PostgreSQL Logs
  Receives Neon logs (protobuf/JSON OTLP), filters by branch, forwards to PostHog

Features

• OpenTelemetry Protocol (OTLP) support
• HMAC-SHA1 and Bearer token authentication
• Request size validation and rate limiting
• 5% sampling for non-errors (100% for errors/warnings)
• Replay protection with timestamp validation