enhance: improve tool prompts with better file request grounding and response guidance

- Update DEBUG_ISSUE_PROMPT to request files when diagnostics are irrelevant/incomplete
- Clarify question field to specify what information is needed from Claude/user
- Update chat tool format_response to ask Claude to continue with user's request
- Update debug tool format_response to encourage implementing fixes when root cause identified
- Fix line length formatting to comply with 120 char limit

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

tools/debug.py

@@ -186,4 +186,9 @@ Focus on finding the root cause and providing actionable solutions."""
 
     def format_response(self, response: str, request: DebugIssueRequest) -> str:
         """Format the debugging response"""
-        return f"Debug Analysis\n{'=' * 50}\n\n{response}\n\n---\n\n**Next Steps:** Evaluate Gemini's recommendations, synthesize the best fix considering potential regressions, test thoroughly, and ensure the solution doesn't introduce new issues."
+        return (
+            f"Debug Analysis\n{'=' * 50}\n\n{response}\n\n---\n\n"
+            "**Next Steps:** Evaluate Gemini's recommendations, synthesize the best fix considering potential "
+            "regressions, and if the root cause has been clearly identified, proceed with implementing the "
+            "potential fixes."
+        )