django admin Groups reorg, Frontend udpates for site settings, #Migration runs

backend/igny8_core/modules/billing/serializers.py

@@ -255,6 +255,23 @@ class AIModelConfigSerializer(serializers.Serializer):
     )
     valid_sizes = serializers.ListField(read_only=True, allow_null=True)
     
+    # Credit calculation fields (NEW)
+    credits_per_image = serializers.IntegerField(
+        read_only=True,
+        allow_null=True,
+        help_text="Credits charged per image generation"
+    )
+    tokens_per_credit = serializers.IntegerField(
+        read_only=True,
+        allow_null=True,
+        help_text="Tokens per credit for text models"
+    )
+    quality_tier = serializers.CharField(
+        read_only=True,
+        allow_null=True,
+        help_text="Quality tier: basic, quality, or premium"
+    )
+    
     # Capabilities
     supports_json_mode = serializers.BooleanField(read_only=True)
     supports_vision = serializers.BooleanField(read_only=True)