fix: keep daily brief independent from warning checks

app/api/imgw/[...path]/route.ts

@@ -9,6 +9,7 @@ const ALLOWED_PATHS = new Set([
   "product",
 ]);
 const IMGW_BASE_URL = "https://danepubliczne.imgw.pl/api/data";
+const USER_AGENT = "wtr./1.0 (weather data proxy)";
 
 export async function GET(_: Request, context: { params: Promise<{ path: string[] }> }) {
   const { path } = await context.params;
@@ -24,7 +25,7 @@ export async function GET(_: Request, context: { params: Promise<{ path: string[
   try {
     const response = await fetch(`${IMGW_BASE_URL}/${upstreamPath}`, {
       next: { revalidate: 300 },
-      headers: { Accept: "application/json" },
+      headers: { Accept: "application/json", "User-Agent": USER_AGENT },
     });
     if (!response.ok) {
       return NextResponse.json({ error: "IMGW API jest chwilowo niedostępne." }, { status: response.status });