# What this PR does
```bash
❯ mypy .
Success: no issues found in 595 source files
```
- re-enable the mypy CI check
- fixes all `django-manager-missing` mypy errors
- disable all other rules currently giving mypy errors
- changing the approach here. rather than enforcing that backend
contributors fix >= 1 `mypy` error on their PR, lets simply disable all
the rules that're currently returning errors and slowly re-enable these
one at a time #2392
## Checklist
- [ ] Unit, integration, and e2e (if applicable) tests updated (N/A)
- [ ] Documentation added (or `pr:no public docs` PR label added if not
required) (N/A)
- [ ] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required) (N/A)
# What this PR does
See #2173
Also, closes#2187 . All of the new files under `type_stubs/icalendar`
were autogenerated by running:
```bash
stubgen -p icalendar -o type_stubs
```
## Checklist
- [ ] Unit, integration, and e2e (if applicable) tests updated
- [ ] Documentation added (or `pr:no public docs` PR label added if not
required)
- [ ] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required)
# What this PR does
Handle different failing authentication scenarios (e.g. when token is
invalid or instance context is not a valid JSON) so endpoints return
appropriate response code (401 instead of 500).
## Which issue(s) this PR fixes
Related to https://github.com/grafana/oncall-private/issues/1633
## 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)
* move mobile notifications to a separate backend, remove critical notification
* remove outdated mobile app code
* MOBILE_APP_PUSH_NOTIFICATIONS_ENABLED -> FEATURE_MOBILE_APP_INTEGRATION_ENABLED
* create error log if no devices are set up
* move mobile auth related code to the mobile_app Django app
* move mobile auth related code to the mobile_app Django app
* move mobile auth related code to the mobile_app Django app
* fix typing
* add GCMDevice todos
* add user connection capabilities
* add user connect/disconnect to the messaging backend
* move APNS endpoint to mobile_app Django app
* restore critical notifications
* support hackathon app
* tweak migrations so mobile app auth tokens are preserved
* reuse notify_by IDs
* use mobile app template to render push notification
* add GCM/FCM (Android) support
* fix unlink user
* logger.error -> logger.info
