feat: Implement comprehensive audit logging

src/components/moderation/ReportsQueue.tsx

@@ -333,16 +333,40 @@ export const ReportsQueue = forwardRef<ReportsQueueRef>((props, ref) => {
   const handleReportAction = async (reportId: string, action: 'reviewed' | 'dismissed') => {
     setActionLoading(reportId);
     try {
+      // Fetch report details for audit log
+      const report = reports.find(r => r.id === reportId);
+      
       const { error } = await supabase
         .from('reports')
         .update({
           status: action,
+          reviewed_by: user?.id,
           reviewed_at: new Date().toISOString(),
         })
         .eq('id', reportId);
 
       if (error) throw error;
 
+      // Log audit trail for report resolution
+      if (user && report) {
+        try {
+          await supabase.rpc('log_admin_action', {
+            _admin_user_id: user.id,
+            _target_user_id: report.reported_by,
+            _action: action === 'reviewed' ? 'report_resolved' : 'report_dismissed',
+            _details: {
+              report_id: reportId,
+              reported_entity_type: report.reported_entity_type,
+              reported_entity_id: report.reported_entity_id,
+              report_reason: report.reason,
+              action: action
+            }
+          });
+        } catch (auditError) {
+          console.error('Failed to log report action audit:', auditError);
+        }
+      }
+
       handleSuccess(`Report ${action}`, `The report has been marked as ${action}`);
 
       // Remove report from queue