* TestPool
* Store infra
* Store tests updates
* Bump maximum concurrent postgres connections
* More infra
* channels/jobs
* channels/app
* channels/api4
* Protect i18n from concurrent access
* Replace some use of os.Setenv
* Remove debug
* Lint fixes
* Fix more linting
* Fix test
* Remove use of Setenv in drafts tests
* Fix flaky TestWebHubCloseConnOnDBFail
* Fix merge
* [MM-62408] Add CI job to generate test coverage (#30284)
* Add CI job to generate test coverage
* Remove use of Setenv in drafts tests
* Fix flaky TestWebHubCloseConnOnDBFail
* Fix more Setenv usage
* Fix more potential flakyness
* Remove parallelism from flaky test
* Remove conflicting env var
* Fix
* Disable parallelism
* Test atomic covermode
* Disable parallelism
* Enable parallelism
* Add upload coverage step
* Fix codecov.yml
* Add codecov.yml
* Remove redundant workspace field
* Add Parallel() util methods and refactor
* Fix formatting
* More formatting fixes
* Fix reporting
MySQL 5.7 is at end of life.
https://mattermost.atlassian.net/browse/MM-55589
```release-note
We bump up minimum MySQL version to be 8.0.0
```
Co-authored-by: Mattermost Build <build@mattermost.com>
Co-authored-by: Ibrahim Serdar Acikgoz <serdaracikgoz86@gmail.com>