refactor: rename site to frontend

frontend/src/context/app-context.tsx

@@ -0,0 +1,42 @@
+import { useQuery } from "@tanstack/react-query";
+import React, { createContext, useContext } from "react";
+import axios from "axios";
+import { AppContextSchemaType } from "../schemas/app-context-schema";
+
+const AppContext = createContext<AppContextSchemaType | null>(null);
+
+export const AppContextProvider = ({
+  children,
+}: {
+  children: React.ReactNode;
+}) => {
+  const {
+    data: userContext,
+    isLoading,
+    error,
+  } = useQuery({
+    queryKey: ["appContext"],
+    queryFn: async () => {
+      const res = await axios.get("/api/app");
+      return res.data;
+    },
+  });
+
+  if (error && !isLoading) {
+    throw error;
+  }
+
+  return (
+    <AppContext.Provider value={userContext}>{children}</AppContext.Provider>
+  );
+};
+
+export const useAppContext = () => {
+  const context = useContext(AppContext);
+
+  if (context === null) {
+    throw new Error("useAppContext must be used within an AppContextProvider");
+  }
+
+  return context;
+};