Bump version to 0.2.0 across package.json, tauri.conf.json and Cargo.toml.
First signed release published to Gitea (tags v0.2.0 + updater/latest.json);
auto-updater endpoint verified live.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Tauri updater + process plugins. Checks Gitea Releases endpoint a few
seconds after launch; on a newer signed version shows a dismissible
bottom-right banner with download progress and auto-relaunch. Public
signing key in tauri.conf.json; release flow documented in RELEASING.md.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>