Version Alignment Release

Version alignment release to match Chrome Web Store version numbering.

Purpose

• Align all browser extensions to version 2.0.1 for consistency
• Ensures unified version numbering across Safari, Firefox, and Chrome
• Simplifies release management and user communication

Changes

• Updated version.json to 2.0.1
• Updated all manifest files to version 2.0.1
• No functional changes from previous versions

This is a version synchronization release with no feature changes