Refactor code structure and remove redundant changes

django-backend/apps/reports/admin.py

@@ -0,0 +1,38 @@
+from django.contrib import admin
+from unfold.admin import ModelAdmin
+from .models import Report
+
+
+@admin.register(Report)
+class ReportAdmin(ModelAdmin):
+    list_display = ['id', 'entity_type', 'entity_id', 'report_type', 'status', 'reported_by', 'reviewed_by', 'created_at']
+    list_filter = ['status', 'report_type', 'entity_type', 'created_at']
+    search_fields = ['id', 'entity_id', 'description', 'resolution_notes', 'reported_by__email']
+    date_hierarchy = 'created_at'
+    ordering = ['-created_at']
+    readonly_fields = ['id', 'created_at', 'updated_at']
+    
+    fieldsets = (
+        ('Report Details', {
+            'fields': ('id', 'report_type', 'description', 'status')
+        }),
+        ('Reported Entity', {
+            'fields': ('entity_type', 'entity_id')
+        }),
+        ('Reporter Information', {
+            'fields': ('reported_by', 'created_at')
+        }),
+        ('Moderation', {
+            'fields': ('reviewed_by', 'reviewed_at', 'resolution_notes'),
+            'classes': ('collapse',)
+        }),
+        ('Tracking', {
+            'fields': ('updated_at',),
+            'classes': ('collapse',)
+        }),
+    )
+    
+    def get_queryset(self, request):
+        """Optimize queryset with select_related for foreign keys"""
+        qs = super().get_queryset(request)
+        return qs.select_related('reported_by', 'reviewed_by')