Add basic API routing for BFF

app/api/users/route.ts

@@ -0,0 +1,32 @@
+const BACKEND_URL = process.env.BACKEND_URL;
+
+export async function GET() {
+    const response = await fetch(`${BACKEND_URL}/users`);
+
+    if (!response.ok) {
+        return new Response("Request failed in backend", { status: response.status, });
+    }
+
+    const data = await response.json();
+
+    return Response.json(data);
+}
+
+export async function POST(request: Request) {
+
+    const body = await request.json();
+
+    const response = await fetch(`${BACKEND_URL}/users`, {
+        method: "POST",
+        headers: {
+            "Content-Type": "application/json",
+        },
+        body: JSON.stringify(body),
+    });
+
+    const data = await response.json();
+    
+    return Response.json(data, {
+        status: response.status,
+    });
+}