Fixed error with GFM autocomplete when no data exists

See merge request !8288

Fix code that selects latest pipelines

Closes #25993 and #26031

See merge request !8286

Fixes timestamp text alignment in mr-list and issue-list

Closes #25909

See merge request !8271

Fixed discussion note resolve button SVG color

See merge request !8250

Revert "Merge branch '23638-remove-builds-tab' into 'master'"

See merge request !8315

This reverts merge request !7763

[ci skip]

"

This reverts commit 8dd85ca8.

Do not override incoming webhook channel for mattermost and slack

Closes #25887

See merge request !8270

Monkey-patch StrongParameters for ::UploadedFile

Closes gitlab-ee#1451

See merge request !8299

Improve ProcessCommitWorker for large push payloads

Closes #25827

See merge request !8267

Fix errorcode 500 on slash commands

Closes #26013

See merge request !8285

Fix format of Slack when result is nil

Closes #25954

See merge request !8248

Slack docs [ci skip]

See merge request !8269

[ci skip] Fix wrong release date for 8.15.0 on CHANGELOG

See merge request !8294

Adds background color for disabled state to merge when succeeds dropdown

Closes #25905

See merge request !8222

Resolve "Titles are bigger than usual"

Closes #25906

See merge request !8235

Fix state_event parameter to reopen an issue

Closes #25958

See merge request !8246

Fix dropdown content non appearing in MR view

Closes #25961

See merge request !8255

Stops GFM special characters interfering with markdown tags

See merge request !8265

Add more images to issue creation from unresolved discussions

See merge request !8279

Fix code that selects latest pipelines

Closes #25993 and #26031

See merge request !8286

Improve autodeploy docs

See merge request !8242

Fix Mattermost command creation by specifying username

See merge request !8257

Don't render inline math when dollar signs are inside markup

See merge request !8259

Do not show retried builds in pipeline stage dropdown

Closes #25980

See merge request !8260

Fix viewing "build failed" TODOs

Closes #25979

See merge request !8262

[ci skip]

Cache last commit id for path

See merge request !8098

Fix lookup of project by unknown ref when caching is enabled

Closes #24224

See merge request !7988

Whitelist next project names: notes, services

See merge request !8239

* Also is not a good idea to use File.open without closing the file
  handler. We should use it with a block or close it explicitly.

Exclude non existent repository storages.

See merge request !8244

fixed minor animation glitch in mini pipeline graph animation

See merge request !8243

Resolve "KaTeX fonts 404 on gitlab.com"

Closes #25896

See merge request !8228

Update Bitbucket callback URL documentation

Closes #25950

See merge request !8241