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2 commits

Author SHA1 Message Date
bb02128b28 fix: stabilize guard responses and validation typing 2026-02-17 11:47:55 +00:00
e3987e50dc feat: security hardening, monitoring improvements, and API guards
- Hardened cron endpoints with coordination and auth improvements
- Added API guards and input validation layer
- Security observability and secrets health checks
- Monitoring types and service improvements
- PDF URL validation and newsletter unsubscribe security
- Unit tests for security-critical paths

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-17 11:42:56 +00:00