Improved prompts to encourage better investigative flow

Improved abstraction
Fixed failing tests after refactor

simulator_tests/conversation_base_test.py

@@ -164,6 +164,8 @@ class ConversationBaseTest(BaseSimulatorTest):
             continuation_id = self._extract_continuation_id_from_response(response_text)
 
             self.logger.debug(f"Tool '{tool_name}' completed successfully in-process")
+            if self.verbose and response_text:
+                self.logger.debug(f"Response preview: {response_text[:500]}...")
             return response_text, continuation_id
 
         except Exception as e:
@@ -193,6 +195,21 @@ class ConversationBaseTest(BaseSimulatorTest):
                 if follow_up and "continuation_id" in follow_up:
                     return follow_up["continuation_id"]
 
+                # Special case: files_required_to_continue may have nested content
+                if response_data.get("status") == "files_required_to_continue":
+                    content = response_data.get("content", "")
+                    if isinstance(content, str):
+                        try:
+                            # Try to parse nested JSON
+                            nested_data = json.loads(content)
+                            if isinstance(nested_data, dict):
+                                # Check for continuation in nested data
+                                follow_up = nested_data.get("follow_up_request", {})
+                                if follow_up and "continuation_id" in follow_up:
+                                    return follow_up["continuation_id"]
+                        except json.JSONDecodeError:
+                            pass
+
             return None
 
         except (json.JSONDecodeError, AttributeError):