Linear Webhooks & Events Overview Set up and handle Linear webhooks for real-time event processing. Linear sends HTTP POST requests for data changes on Issues, Comments, Issue Attachments, Documents, Emoji Reactions, Projects, Project Updates, Cycles, Labels, Users, and Issue SLAs. Webhook headers: - — HMAC-SHA256 hex digest of the raw body - — Unique delivery ID for deduplication - — Event type (e.g., "Issue") - Payload body includes: , , , , , (previous values on update), , (UNIX ms). Prerequisites - Linear workspace admin access (required for webhook creation) - Public HTTPS endpoint for w…