{"app":"Invoice Audit Pipeline","endpoints":{"/health":"GET - health check","/api/webhook/tally":"POST - receive Tally webhooks","/webhooks/stripe":"POST - Stripe payment webhooks","/webhooks/cfs/trial-started":"POST - IMG trial start confirmation","/cta/{record_id}/{track}":"GET - CTA tracking redirect","/signup/trial":"GET - Creates Stripe Checkout Session with 60-day trial"}}