init

app/api/providers/route.ts

@@ -0,0 +1,10 @@
+import { NextResponse } from "next/server";
+import { listProviders } from "@/lib/weather/providers";
+
+// Read env vars per request so adding a key doesn't require a rebuild.
+export const dynamic = "force-dynamic";
+
+/** GET /api/providers → which providers exist and which have keys configured. */
+export function GET() {
+  return NextResponse.json(listProviders());
+}