v1.2.0

Features

• Add PR review flow with viewed files and batched reviews
• Add standalone tab and context menu support for opening PR diffs, including dynamic tab titles and background open
• Add PR stats and info panels to the sidebar
• Add collapse/expand chevron toggle to diff file headers
• Add refresh button to the diff overlay
• Set default hunk separator to line-info
• Integrate @pierre/theming as the theme layer (#16)
• Improve overlay header layout and fix popover opacity on Everforest themes (#14)

Fixes

• Lock GitHub page scroll while Diffy overlay is open
• Render CodeView immediately when opening the overlay iframe
• Propagate upstream GitHub error details to the user
• Keep file tree search focus while filtering (#13)
• Pass colorScheme to FileTree host for icon theme switching

Chores & Refactoring

• Migrate GitHub API client to Octokit (#17)
• Migrate overlay data fetching to TanStack Query
• Extract review logic from DiffOverlay into dedicated hooks
• Store GitHub token in browser.storage.local
• Extract query strings and add generated API types
• Warn about fine-grained PAT incompatibility with review flow (#18)
• Extract error strip bar into a separate component
• Update dependencies
• Add CONTRIBUTING.md and refresh README, demo video, and add-on link images