OPT: Show some 'created_at' fields because they are used for sorting

katka/admin.py

@@ -16,7 +16,11 @@
 )
 
 
-class WithUsernameAdminModel(admin.ModelAdmin):
+class ReadOnlyAuditFieldsMixin:
+    readonly_fields = ("created_at", "created_username", "modified_at", "modified_username", "deleted")
+
+
+class WithUsernameAdminModel(admin.ModelAdmin, ReadOnlyAuditFieldsMixin):
     def save_model(self, request, obj, form, change):
         with username_on_model(self.model, request.user.username):
             super().save_model(request, obj, form, change)
@@ -69,15 +73,15 @@ class SCMPipelineRunAdmin(WithUsernameAdminModel):
         "pipeline_yaml",
         "application",
     )
-    list_display = ("pk", "application", "commit_hash", "first_parent_hash")
+    list_display = ("pk", "application", "commit_hash", "first_parent_hash", "created_at")
     list_filter = ("application__name",)
     ordering = ("created_at",)
 
 
 @admin.register(SCMStepRun)
 class SCMStepRunAdmin(WithUsernameAdminModel):
     fields = ("slug", "name", "stage", "status", "output", "started_at", "ended_at", "scm_pipeline_run")
-    list_display = ("pk", "scm_pipeline_run", "name", "stage", "status", "started_at", "ended_at")
+    list_display = ("pk", "scm_pipeline_run", "name", "stage", "status", "created_at", "started_at", "ended_at")
     list_filter = ("scm_pipeline_run__application__name",)
     ordering = ("created_at",)
 
@@ -91,5 +95,5 @@ class ApplicationMetadataAdmin(WithUsernameAdminModel):
 @admin.register(SCMRelease)
 class SCMReleaseAdmin(WithUsernameAdminModel):
     fields = ("name", "status", "started_at", "ended_at", "scm_pipeline_runs")
-    list_display = ("pk", "name")
+    list_display = ("pk", "name", "status", "created_at", "started_at", "ended_at")
     ordering = ("created_at",)