Quiet pipeline emails

Closes #24845

See merge request !10333

Enable the `bullet_logger` setting; enable `raise` in test environment

Closes #30129

See merge request !10263

Log errors in UpdatePagesService

See merge request !10335

Improve performance of GitHub importer

Closes #28183

See merge request !10273

Remove deprecated code from pipeline processing service

Closes #30052

See merge request !10266

Fix race condition in namespace directory creation

See merge request !10268

Add support for Gitaly calls over TCP connection

Closes gitaly#166

See merge request !10410

Add feature flags for enabling (Upload|Receive)Pack

Closes gitaly#168

See merge request !10341

Make file templates easy to use and discover

Closes #25332

See merge request !9782

Enable Style/Proc cop for rubocop

See merge request !10382

Closes gitaly#166

Closes gitaly#168

#22303 fix mode representation git::tree ( in base 8 )

Closes #22303

See merge request !9780

fix spelling CI_REPOSITORY_URL (line:355) gitab-ci-token to gitlab-ci-token.

See merge request !10409

Introduce "polling_interval_multiplier" as application setting

Closes #29759

See merge request !10280

Pass Gitaly 'Repository' messages to workhorse for Git HTTP

Closes gitaly#148

See merge request !10343

Fix GitHub importer for PRs of deleted forked repositories

Closes #29541

See merge request !9992

Fix race condition where a namespace would be deleted before a project was deleted

Closes #30334 and #30306

See merge request !10389

Fix a few N+1 queries identified by Bullet

See merge request !10361

Fix warning when trying to clone repo that already existed

See merge request !10367

Implement module for setting "Poll-Interval" response header.
Return 429 in ETag caching middleware when polling is disabled.

1. Never send a pipeline email to anyone other than the user who created
   the pipeline.
2. Only send pipeline success emails to people with the custom
   notification setting for enabled. Watchers and participants will
   never receive this.
3. When custom settings are unset (for new settings and legacy ones),
   act as if failed_pipeline is set.

Fix a transient failure caused by FFaker

Closes #30211

See merge request !10404

Relax constraint on Wiki IDs, since subdirectories can contain spaces

Closes #30357

See merge request !10396