feat(build): add icon generation and external binary bundling

- Add scripts to generate application icons in multiple formats (ICO, ICNS, PNG)
- Implement download scripts for uv and Node.js binaries for cross-platform support
- Update build configuration to use new icon resources and bundled binaries
- Remove old loading screen and unused build configurations
- Fix application icon path resolution to use app resources directory

electron/utils/index.ts

@@ -2,6 +2,7 @@ import { CONFIG_KEYS } from '@lib/constants'
 import logManager from '@electron/service/logger'
 import configManager from '@electron/service/config-service'
 import path from 'node:path'
+import { app } from 'electron'
 
 import en from '@locales/en.json'
 import zh from '@locales/zh.json'
@@ -31,6 +32,9 @@ export function createLogo() {
   if (logo != null) {
     return logo;
   }
-  logo = path.join(__dirname, '/public/logo.ico');
+  // Use app.getAppPath() to get the application root directory
+  const appPath = app.getAppPath();
+  const iconPath = path.join(appPath, 'resources', 'icons', 'icon.ico');
+  logo = iconPath;
   return logo;
 }