Fixed redirect

src/app/api/auth/callback/route.ts

@@ -1,14 +1,16 @@
 // app/auth/callback/route.ts
 import { NextRequest, NextResponse } from "next/server";
 import { createClient } from "@/lib/supabase/server";
+import { getOrigin } from "@/lib/origin/server";
 
 export async function GET(req: NextRequest) {
   const code = req.nextUrl.searchParams.get("code");
+  const { protocol, host } = await getOrigin();
 
   if (!code) {
     return NextResponse.json({ error: "code param required" }, { status: 400 });
   }
-  
+
   const supabase = await createClient();
 
   const { error } = await supabase.auth.exchangeCodeForSession(code);
@@ -18,5 +20,5 @@ export async function GET(req: NextRequest) {
     return NextResponse.json({ error: error.message }, { status: 500 });
   }
 
-  return NextResponse.redirect(new URL("/runs", req.url));
+  return NextResponse.redirect(`${protocol}://${host}/problems`);
 }