👔(backend) add read fields to teams api

Some fields are missing for the frontend.
Add read fields to teams api:
- created_at
- updated_at

src/backend/core/api/serializers.py

@@ -129,8 +129,23 @@ class TeamSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = models.Team
-        fields = ["id", "name", "accesses", "abilities", "slug"]
-        read_only_fields = ["id", "accesses", "abilities", "slug"]
+        fields = [
+            "id",
+            "name",
+            "accesses",
+            "abilities",
+            "slug",
+            "created_at",
+            "updated_at",
+        ]
+        read_only_fields = [
+            "id",
+            "accesses",
+            "abilities",
+            "slug",
+            "created_at",
+            "updated_at",
+        ]
 
     def get_abilities(self, team) -> dict:
         """Return abilities of the logged-in user on the instance."""

src/backend/core/tests/teams/test_core_api_teams_list.py

@@ -26,8 +26,10 @@ def test_api_teams_list_anonymous():
 
 
 def test_api_teams_list_authenticated():
-    """Authenticated users should be able to list teams
-    they arean owner/administrator/member of."""
+    """
+    Authenticated users should be able to list teams
+    they are an owner/administrator/member of.
+    """
     identity = factories.IdentityFactory()
     user = identity.user
 

src/backend/core/tests/teams/test_core_api_teams_retrieve.py

@@ -82,4 +82,6 @@ def test_api_teams_retrieve_authenticated_related():
         "name": team.name,
         "slug": team.slug,
         "abilities": team.get_abilities(user),
+        "created_at": team.created_at.isoformat().replace("+00:00", "Z"),
+        "updated_at": team.updated_at.isoformat().replace("+00:00", "Z"),
     }

src/backend/core/tests/teams/test_core_api_teams_update.py

@@ -121,8 +121,10 @@ def test_api_teams_update_authenticated_administrators():
     team.refresh_from_db()
     final_values = serializers.TeamSerializer(instance=team).data
     for key, value in final_values.items():
-        if key in ["id", "accesses"]:  # pylint: disable=R1733
+        if key in ["id", "accesses", "created_at"]:
             assert value == initial_values[key]
+        elif key == "updated_at":
+            assert value > initial_values[key]
         else:
             # name, slug and abilities successfully modified
             assert value == new_values[key]
@@ -153,8 +155,10 @@ def test_api_teams_update_authenticated_owners():
     team.refresh_from_db()
     team_values = serializers.TeamSerializer(instance=team).data
     for key, value in team_values.items():
-        if key in ["id", "accesses"]:
+        if key in ["id", "accesses", "created_at"]:
             assert value == old_team_values[key]
+        elif key == "updated_at":
+            assert value > old_team_values[key]
         else:
             # name, slug and abilities successfully modified
             assert value == new_team_values[key]