Added v1.2.0 release notes documenting CLI session-based Full Stack mode
and all bug fixes included in this release.
- Updated version badge to 1.2.0
- Added comprehensive v1.2.0 release notes with:
- New CLI session-based terminal mode
- Shell command API endpoint
- Smart command detection
- Bug fixes (terminal creation, XSS, memory leaks, etc.)
- Technical details and security notes
- Created CHANGELOG.md following Keep a Changelog format
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
