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+---
+name: "Chat notification when a story blocks with reason"
+---
+
+# Story 425: Chat notification when a story blocks with reason
+
+## User Story
+
+As a ..., I want ..., so that ...
+
+## Acceptance Criteria
+
+- [ ] When a story transitions to blocked state, send a chat notification to all configured transports
+- [ ] Notification includes the story ID, story name, and the reason for blocking (e.g. gate failure output, max retries exceeded, empty diff)
+- [ ] Notification uses a red or warning icon to distinguish from normal status messages
+- [ ] Works across Matrix, WhatsApp, and Slack transports
+
+## Out of Scope
+
+- TBD