feat(conversations): 支持删除对话并优化侧栏

tests/test_file_summary_views.py

@@ -254,6 +254,33 @@ def test_conversation_list_api_returns_owned_conversations_with_attachment_count
     assert payload["conversations"][0]["attachment_count"] == 1
 
 
+def test_conversation_delete_api_removes_owned_conversation(client, django_user_model):
+    user = django_user_model.objects.create_user(username="owner", password="pass")
+    other = django_user_model.objects.create_user(username="other", password="pass")
+    owned = Conversation.objects.create(user=user, title="待删除")
+    other_conversation = Conversation.objects.create(user=other, title="别人的会话")
+    client.force_login(user)
+
+    response = client.delete(reverse("review_agent_conversation_detail", args=[owned.pk]))
+
+    assert response.status_code == 200
+    assert response.json()["ok"] is True
+    assert not Conversation.objects.filter(pk=owned.pk).exists()
+    assert Conversation.objects.filter(pk=other_conversation.pk).exists()
+
+
+def test_conversation_delete_api_rejects_unowned_conversation(client, django_user_model):
+    user = django_user_model.objects.create_user(username="owner", password="pass")
+    other = django_user_model.objects.create_user(username="other", password="pass")
+    other_conversation = Conversation.objects.create(user=other, title="别人的会话")
+    client.force_login(user)
+
+    response = client.delete(reverse("review_agent_conversation_detail", args=[other_conversation.pk]))
+
+    assert response.status_code == 404
+    assert Conversation.objects.filter(pk=other_conversation.pk).exists()
+
+
 def test_patch_attachment_updates_name_and_active_state(client, django_user_model):
     user = django_user_model.objects.create_user(username="owner", password="pass")
     conversation = Conversation.objects.create(user=user, title="会话")