Vadim Stepanov 61b7c2ec48 Add alert group filter by escalation chain (#1535) ... # What this PR does Adds a new filter on alert groups page that allows to filter alert groups by escalation chain. <img width="1204" alt="Screenshot 2023-03-13 at 22 42 00" src="https://user-images.githubusercontent.com/20116910/224848730-ef753856-a050-4acb-ba36-498d2bca2b4f.png"> ## Which issue(s) this PR fixes This should be useful on it's own as it's giving more filtering capabilities, but it also could be useful for https://github.com/grafana/oncall/issues/1300, if PD rulesets are migrated to a single integration with multiple escalation chains. ## Checklist - [x] Tests updated - [x] `CHANGELOG.md` updated		2023-03-14 14:38:18 +00:00
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permissions	optimize GET /schedules internal API endpoint (#1169)	2023-01-25 11:08:09 +01:00
serializers	Add alert group filter by escalation chain (#1535)	2023-03-14 14:38:18 +00:00
tests	Add alert group filter by escalation chain (#1535)	2023-03-14 14:38:18 +00:00
throttlers	Add ratelimit for phone number verification (#1354)	2023-02-21 16:47:52 +08:00
views	Add alert group filter by escalation chain (#1535)	2023-03-14 14:38:18 +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