fix: include user relation in admin reports query to resolve Unknown User display

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/api/reports/route.ts

@@ -19,7 +19,7 @@ export async function GET() {
 
   const reports = await prisma.report.findMany({
     where,
-    include: { tasks: true },
+    include: { tasks: true, user: true },
     orderBy: { date: "desc" },
   });