refactor: simplify mock setup

mock/index.js

@@ -0,0 +1,11 @@
+import { createProdMockServer } from 'vite-plugin-mock/es/createProdMockServer'
+
+const modules = import.meta.globEager('./modules/*.js')
+const mockModules = []
+Object.keys(modules).forEach((key) => {
+  mockModules.push(...modules[key].default)
+})
+
+export function setupProdMockServer() {
+  createProdMockServer(mockModules)
+}