chore: Nuxt 4 upgrade (#7426)

frontend/app/lib/api/client-public.ts

@@ -0,0 +1,25 @@
+import { ValidatorsApi } from "./public/validators";
+import { ExploreApi } from "./public/explore";
+import { SharedApi } from "./public/shared";
+import type { ApiRequestInstance } from "~/lib/api/types/non-generated";
+
+export class PublicApi {
+  public validators: ValidatorsApi;
+  public shared: SharedApi;
+
+  constructor(requests: ApiRequestInstance) {
+    this.validators = new ValidatorsApi(requests);
+    this.shared = new SharedApi(requests);
+  }
+}
+
+export class PublicExploreApi extends PublicApi {
+  public explore: ExploreApi;
+
+  constructor(requests: ApiRequestInstance, groupSlug: string) {
+    super(requests);
+    this.explore = new ExploreApi(requests, groupSlug);
+
+    Object.freeze(this);
+  }
+}