fix: dont put js and css assets in sub-directory in output

vite.config.ts

@@ -32,6 +32,10 @@ export default defineConfig({
   define: {
     'import.meta.env.VITE_COMMIT_HASH': JSON.stringify(hash),
   },
+  build: {
+    emptyOutDir: true,
+    assetsDir: './',
+  },
   resolve: {
     alias: {
       '@app': path.resolve(process.cwd(), './src'),