Switch path alias from @ to ~, add Prettier with organize-imports

frontend/vite.config.ts

@@ -1,8 +1,8 @@
-import path from 'node:path'
-import { defineConfig } from 'vite'
-import react from '@vitejs/plugin-react'
 import tailwindcss from '@tailwindcss/vite'
 import { TanStackRouterVite } from '@tanstack/router-plugin/vite'
+import react from '@vitejs/plugin-react'
+import path from 'node:path'
+import { defineConfig } from 'vite'
 
 export default defineConfig({
   plugins: [
@@ -17,8 +17,8 @@ export default defineConfig({
   ],
   resolve: {
     alias: {
-      '@': path.resolve(__dirname, './src'),
-      '@generated': path.resolve(__dirname, './node_modules/.cache'),
+      '~': path.resolve(__dirname, './src'),
+      '~generated': path.resolve(__dirname, './node_modules/.cache'),
     },
   },
   server: {