chore: move frontend files

frontend/tsconfig.config.json

@@ -0,0 +1,11 @@
+{
+  "extends": [
+    "@tsconfig/node18/tsconfig.json",
+    "@vue/tsconfig/tsconfig.json"
+  ],
+  "include": ["vite.config.*", "vitest.config.*", "cypress.config.*", "env.config.d.ts"],
+  "compilerOptions": {
+    "composite": true,
+    "types": ["node"]
+  }
+}