<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a new mobile view extension that activates mobile-specific UI features based on the runtime environment.
- Automatically enables mobile keyboard toolbar and linked document menu features in mobile contexts.
- **Improvements**
- Simplified code and paragraph block configurations on mobile, including disabling line numbers and adjusting placeholders.
- Enhanced configuration chaining to include mobile-specific settings by default.
- Improved extension registration flow with method chaining support.
- **Refactor**
- Removed deprecated mobile patch classes and configurations, consolidating mobile logic into dedicated extensions.
- Streamlined mobile-related code for better maintainability and performance.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Improved mobile experience by disabling certain toolbars and slash menu features on mobile devices.
- Introduced new modular extension classes for editor and view customization, enabling more flexible configuration of themes, AI features, and editor enhancements.
- Added clipboard adapter configurations for a wide range of data types, improving clipboard compatibility.
- Added a new theme extension specifically for preview scenarios.
- Provided new hooks for block scope management in document modules.
- **Refactor**
- Streamlined editor extension setup, consolidating options and reducing complexity for better maintainability.
- Reorganized mobile-specific extension exports for clearer usage.
- Refined React-to-Lit rendering API by introducing a typed alias and updating related function signatures.
- Simplified extension registration by splitting monolithic view extension into separate common and editor view extensions.
- **Bug Fixes**
- Corrected naming inconsistencies in internal effect tracking.
- **Chores**
- Updated type exports and documentation comments for improved clarity and consistency.
- Removed unused or redundant exports and functions to clean up the codebase.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->