feat: bump version to 1.2.3 and implement app quitting logic with res…

[Tiagospem]

…ource cleanup

[Copilot]

Pull Request Overview

This PR bumps the package version and adds graceful app quitting logic with resource cleanup.

• Bump version from 1.2.2 to 1.2.3 in package.json
• Expose a new quitApp IPC method in the preload script
• Introduce isQuitting flag, an app-quit handler, performCleanup() routine, and update window event handlers to run cleanup before exit

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
package.json	Updated "version" from "1.2.2" to "1.2.3".
electron/preload/index.ts	Added quitApp method on the ipcRenderer bridge to invoke 'app-quit'.
electron/main/index.ts	Added isQuitting flag, ipcMain.handle('app-quit'), performCleanup() helper, and updated window close handlers and window-all-closed logic for cleanup.

Comments suppressed due to low confidence (2)

electron/main/index.ts:374

• The cleanup routine may run multiple times (once in each window's 'close' handler and again here). Consider guarding performCleanup() with a flag or centralizing the cleanup call to avoid duplicate resource shutdowns.

app.on('window-all-closed', () => {

electron/preload/index.ts:42

• There’s no TypeScript definition for the new quitApp method. Add or update the global Window interface (or a .d.ts file) so window.ipcRenderer.quitApp is properly typed.

quitApp: () => ipcRenderer.invoke('app-quit'),