Vadim Stepanov 06bd0454f6 Fix MultipleObjectsReturned error on webhook endpoints (#1996) ... # What this PR does Sometimes `CustomButtonView` returns HTTP 500 with the following error: ``` apps.alerts.models.custom_button.CustomButton.MultipleObjectsReturned: get() returned more than one CustomButton -- it returned 3! ``` This PR fixes it by adding `.distinct()` to the `CustomButton` queryset when retrieving an instance + does the same for `WebhooksView`. ## Which issue(s) this PR fixes Related to https://github.com/grafana/oncall-private/issues/1828 ## Checklist - [x] Unit, integration, and e2e (if applicable) tests updated - [x] Documentation added (or `pr:no public docs` PR label added if not required) - [x] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not required)		2023-05-23 16:23:06 +00:00
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permissions	Add "Notifications Receiver" RBAC role (#1853)	2023-05-02 12:19:34 +00:00
serializers	Allow null for short description in integrations api (#1952)	2023-05-17 18:43:01 +08:00
tests	Refactor upcoming shifts to use cached final schedule data (#1891)	2023-05-08 19:01:24 +00:00
throttlers	Test mobile push (#1933)	2023-05-18 15:52:42 +08:00
views	Fix MultipleObjectsReturned error on webhook endpoints (#1996)	2023-05-23 16:23:06 +00:00
__init__.py	World, meet OnCall!	2022-06-03 08:09:47 -06:00
response_renderers.py	World, meet OnCall!	2022-06-03 08:09:47 -06:00
urls.py	Add initial webhooks internal plugin API (#1524)	2023-03-10 17:00:06 +00:00