Intercom Webhooks When to Use This Skill - Setting up Intercom webhook handlers (Developer Hub topic subscriptions) - Debugging (HMAC-SHA1) verification failures - Handling conversation, contact, and ticket events - Responding to the handshake when registering a webhook Essential Code (USE THIS) Intercom signs every webhook with HMAC-SHA1 over the raw JSON body using your app's (from the Developer Hub → Basic Info page). The signature is sent in the header as (40 hex chars). Intercom Signature Verification (JavaScript) Express Webhook Handler Python Signature Verification (FastAPI) For comple…