Refine prompts and evaluation cases for accident reporting AI

- Updated prompts to enhance clarity and consistency in user interactions, particularly focusing on safety prioritization and accurate information collection.
- Introduced new YAML evaluation cases to test various user input scenarios, ensuring robust handling of short, ambiguous, or irrelevant responses.
- Enhanced guidelines for transitioning to human assistance, emphasizing strict conditions for triggering state changes based on user responses.

evals/README.md

@@ -6,7 +6,7 @@ During the run it also prints the live dialogue and saves transcripts.
 
 ## Case format
 
-Add YAML files anywhere under `evals/cases/`:
+Add YAML files anywhere under `evals/cases/` (e.g. `direct/`, `browser_addon/`, `no_false/` for false-interrupt / false-transfer checks):
 
 ```yaml
 name: direct_initial_stage
@@ -45,6 +45,7 @@ Run selected cases:
 ```bash
 python evals/run.py --case direct
 python evals/run.py --case browser_addon
+python evals/run.py --case no_false
 ```
 
 ## Dialogue and transcripts