fix

core/apps/tasks/serializers/board.py

@@ -0,0 +1,22 @@
+from rest_framework import serializers
+
+from core.apps.tasks.serializers.comment import CommentSerializer
+from core.apps.tasks.serializers.task import TaskSerializer
+from core.apps.tasks.models import Column, Task
+
+
+class BoardTaskSerializer(TaskSerializer):
+    comments = CommentSerializer(many=True, read_only=True)
+
+    class Meta(TaskSerializer.Meta):
+        TaskSerializer.Meta.fields += ['comments']
+
+
+class BoardSerializer(serializers.ModelSerializer):
+    tasks = BoardTaskSerializer(many=True, read_only=True)
+
+    class Meta:
+        model = Column
+        fields = [
+            'id', 'name', 'tasks',
+        ]