Fix Vite configuration for GitHub Pages deployment

- Fix alias path resolution using __dirname
- Add path import for proper alias resolution
- Copy vite.svg to root for proper icon loading

This should resolve the 404 errors for /src/main.ts and /vite.svg
when the app is deployed to GitHub Pages.

Author: WayneGreeley

vite.config.ts

@@ -1,11 +1,12 @@
 import { defineConfig } from 'vite'
 import vue from '@vitejs/plugin-vue'
+import { resolve } from 'path'
 
 export default defineConfig({
   plugins: [vue()],
   resolve: {
     alias: {
-      '@': '/src'
+      '@': resolve(__dirname, 'src')
     }
   },
   base: '/vue-tetris/',