80a7ecf4b3
- Remove outdated TODOs regarding requested_tool_confirmations and native compaction support - Add a warning log when falling back to legacy storage - Avoid overwriting valid timestamps from `raw_event` with `None` if the API returns `None` - Provide a fallback timestamp (current time) to prevent Pydantic validation errors when the API returns no timestamp Co-authored-by: Shangjie Chen <deanchen@google.com> PiperOrigin-RevId: 899195056