Added openapi based api client

apps/frontend/app/vite-env.d.ts

@@ -0,0 +1,13 @@
+interface ViteTypeOptions {
+  // By adding this line, you can make the type of ImportMetaEnv strict
+  // to disallow unknown keys.
+  // strictImportMetaEnv: unknown
+}
+
+interface ImportMetaEnv {
+  readonly VITE_API_BASE_URL: string | undefined;
+}
+
+interface ImportMeta {
+  readonly env: ImportMetaEnv;
+}