# What this PR does
* api returns all the resources available to the user by default
* substitutes `team switcher` with `multi-select team filter`
* allow referencing between integrations - escalations chains -
[schedules, outgoing webhooks] across teams
https://user-images.githubusercontent.com/2262529/225634581-2d2e8af2-15ce-4c01-a90e-8267d98f5a23.mov
## Which issue(s) this PR fixes
## Checklist
- [ ] Tests updated
- [ ] Documentation added
- [ ] `CHANGELOG.md` updated
---------
Co-authored-by: Maxim <maxim.mordasov@grafana.com>
Co-authored-by: Joey Orlando <joey.orlando@grafana.com>
# What this PR does
Adds an ability to page an escalation chain for a newly created direct
paging alert group using the internal API. Also [adds a forgotten
migration](32fc44e744)
related to the direct paging backend.
Related to https://github.com/grafana/oncall/issues/823
## Checklist
- [x] Tests updated
- [ ] Documentation added (N/A)
- [ ] `CHANGELOG.md` updated (N/A)
