v0.2.0 - Mac desktop app preview

Initial Mac desktop app preview with downloadable DMG builds.

Highlights:

• Adds Electron desktop app packaging for ChatVisualizer.
• Adds a proper macOS app icon.
• Adds smoother transcript loading and UI transitions for large threads.
• Adds automated release builds for Apple Silicon (arm64) and Intel (x64) Mac DMGs.

Distribution note:
These are unsigned preview builds. macOS may require Control-click > Open on first launch until Developer ID signing and notarization are configured.

v0.1.0 - Initial public preview

Initial public preview of ChatVisualizer.

Highlights:

• Local-first browser for Codex, Claude Code, Cursor, Grok Build, and Antigravity session history.
• Chunked loading for large transcripts.
• Mac double-click launcher plus terminal start path.
• MIT licensed.

This release provides source downloads. It is not a packaged desktop installer yet.