docs: update QWEN.md with communication style guidelines

QWEN.md

@@ -68,4 +68,7 @@ When working with Qwen on tasks:
 - Document the work being performed in the appropriate journal files (JOURNAL.md and JOURNAL.llm) during the interaction
 - Keep the journals updated as tasks are completed
 - Update both the AI-readable (JOURNAL.llm) and human-readable (JOURNAL.md) journals during each interaction
-- Maintain a running log of what has been done, what still needs to be done, and any important notes
+- Maintain a running log of what has been done, what still needs to be done, and any important notes
+- Use brief, professional, and direct communication style
+- Be concise and avoid unnecessary fluff or excessive politeness
+- Focus on task completion and technical accuracy