97db63824e
- Composite sources show per-layer strip canvases with composite result on top - Server sends composite wire format with per-layer RGB data - LED count is configurable via input field, persisted in localStorage - Notification sources show a bell fire button on the strip preview - Composite with notification layers shows per-layer fire buttons - Fixed stale WS frame bug with generation counter and unique consumer IDs - Modal width is now fixed at 700px to prevent layout jumps - Target card composite layers now use same-height canvases Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>