### TL;DR
fix: in edgeless mode, an error occurs when asking AI questions without selecting any content
> CLOSE AI-133
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## Summary by CodeRabbit
- **New Features**
- Added support for asking AI input in edgeless mode when no content is selected.
- Enhanced AI panel behavior with improved input handling and chat message sending in edgeless mode.
- **Bug Fixes**
- Improved handling of AI chat input visibility and context extraction in edgeless mode.
- **Tests**
- Introduced new end-to-end tests to verify chat interactions with AI in edgeless mode.
- Centralized editor content removal logic in test utilities for better maintainability.
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