Resolve nested tool schema failures into actionable repair feedback

src/viano_bug_analysis/llm/gateway.py

@@ -157,7 +157,7 @@ class LLMGateway:
                 info={'validation_keyword':invalid.validator}
                 if request['prompt_version'] in {'investigation_project_v14','investigation_project_v15','investigation_project_v16','investigation_project_v17'}:
                     from .diagnostics import schema_feedback
-                    info.update(schema_feedback(invalid))
+                    info.update(schema_feedback(invalid,include_keyword=True))
                 error = LLMError("LLM_OUTPUT_SCHEMA",diagnostics=info)
                 self._failure_metadata(error,provider,request,started,response,attempts)
                 raise error from None