大量修改UI

core/backend/apps/accounts/serializers.py

@@ -21,6 +21,15 @@ class UserPreferenceSerializer(serializers.ModelSerializer):
         fields = ["notify", "two_factor_enabled", "creation_defaults", "display", "updated_at"]
         read_only_fields = ["updated_at"]
 
+    def update(self, instance, validated_data):
+        # JSON 字段按 key 合并,避免消息中心写入的 mute-* 被设置页整包覆盖丢掉
+        for field in ("notify", "creation_defaults", "display"):
+            incoming = validated_data.get(field)
+            current = getattr(instance, field)
+            if isinstance(incoming, dict) and isinstance(current, dict):
+                validated_data[field] = {**current, **incoming}
+        return super().update(instance, validated_data)
+
 
 class LoginSessionSerializer(serializers.ModelSerializer):
     is_current = serializers.SerializerMethodField()