Email Automation v4.4.0-bouncer (Cloudflare Workers)

GET /health
POST /run-now (auth)
POST /validate-now (auth)
GET /template-performance (auth)
GET /stats (auth)
POST /trigger/attribute-reply (auth)
POST /trigger/replay-replies (auth)
POST /trigger/backfill-template-metrics (auth)
POST /trigger/auto-optimize (auth)