Add 'Mark as Cleaned Up' functionality

- Add cleaned_at and cleaned_by_user_id fields to reports table
- Create database migration for cleanup tracking
- Add markAsCleaned backend endpoint and service method
- Add Mark as Cleaned Up button to ReportDetailModal
- Update types to include cleaned fields
- Add frontend handler to mark reports as cleaned

server/src/services/reportService.ts

@@ -330,6 +330,29 @@ export class ReportService {
       data: { verificationStatus: status },
     });
   }
+
+  async markAsCleaned(reportId: string, userId: string) {
+    // Check if report exists
+    const report = await prisma.report.findUnique({
+      where: { id: reportId },
+    });
+
+    if (!report) {
+      throw new Error('Report not found');
+    }
+
+    // Mark as cleaned
+    await prisma.report.update({
+      where: { id: reportId },
+      data: {
+        cleanedAt: new Date(),
+        cleanedByUserId: userId,
+      },
+    });
+
+    // Return updated report
+    return this.getReportById(reportId);
+  }
 }
 
 export const reportService = new ReportService();