Release: v0.7.88

### Summary of Recent Git Commits

1. **Extension Management Improvements**: The handling of extensions has been enhanced by automating side-effect imports, simplifying the process. Documentation has been updated to reflect these changes.

2. **New Component Tests**: Comprehensive tests have been added for key components, including document title management, file browsing, and layout switching. This enhances the reliability of the application.

3. **Command Harness Enhancements**: The command harness has been improved, and integration tests for file-related commands have been added. This will help ensure better functionality and user experience across file operations.

These updates collectively improve extension management, enhance testing coverage, and strengthen command execution within the application.

Author: erdalkaraca