docs: Remove completed WebSocket integration task from instructions

instructions.md

@@ -43,15 +43,6 @@ The tasks should be completed in the following order to ensure proper dependenci
 
 ## Core Tasks
 
-### 6. WebSocket Real-time Updates
-
-#### [] Integrate WebSocket with core services
-
--   []Update download service to emit progress
--   []Add scan progress notifications
--   []Include queue change broadcasts
--   []Add error/completion notifications
-
 ### 7. Frontend Integration
 
 #### [] Integrate existing HTML templates