fix(api): include song count in specials list

app/api/specials/route.ts

@@ -6,6 +6,11 @@ const prisma = new PrismaClient();
 export async function GET() {
     const specials = await prisma.special.findMany({
         orderBy: { name: 'asc' },
+        include: {
+            _count: {
+                select: { songs: true }
+            }
+        }
     });
     return NextResponse.json(specials);
 }