v1.1.0 - Font customization option

chore: reset version to 1.0.0 for initial release

Clean slate release with all features:
- Duplicate tab detection and closing
- Badge shows duplicates or all tabs count
- Theme selection (dark, darker, light)
- URL matching modes (exact, ignore query/hash)
- Tab protection (pinned, grouped, browser tabs)
- Warning when browser tabs can't be closed

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>