Save Edit Tool Version 0.2.1 - Update Hotfix

Full Changelog: v0.2.0...v0.2.1

🚀 New Features & Enhancements

Integrated Process Management: Implemented @tauri-apps/plugin-process across the frontend and backend to improve lifecycle management.

Refactored Update System:

Migrated update logic to a dedicated js/updater.js module for better maintainability.
Separated automatic and manual update flows; manual checks now link directly to the GitHub Releases page for downloads.
Added support for the shouldUpdate property to better handle update availability and logging.

UI/UX Improvements:

Set Tauri installation mode to basicUi in tauri.conf.json for a smoother user setup experience.
Updated the version display in index.html to reflect v0.2.1.

🛠️ Internal Improvements & Fixes

Security & Permissions: Expanded updater permissions and refined capabilities in desktop.json.
Code Quality: Improved error handling and code structure within main.js.

Dependency Updates:

Updated serde_json from 1.0.147 to 1.0.148 in Cargo.toml.
Synchronized configuration files with the latest Tauri Plugin requirements.