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

Resolve "Remove Builds tab from Merge Requests and Commits"

Closes #23638

See merge request !7763

Closes #25950

[ci skip]

Auto deploy

Closes #23580

See merge request !8135

Put back progress bar CSS

Closes #25938

See merge request !8237

Resolve "Titles are bigger than usual"

Closes #25906

See merge request !8235

Change code font size to 12px

See merge request !8157

Backport moving MR widget CI JS out of script tag

See merge request !8200

Filter protocol-relative URLs in ExternalLinkFilter. Fixes issue #22742.

Closes #22742

See merge request !6635

Add changelog entry

Adds background color for disabled state to merge when succeeds dropdown

Closes #25905

See merge request !8222

Improve Build Log scrolling experience

Closes #19620

See merge request !7895

Add MR id to changelog entry. Fix typo in changelog entry

fixes left align issue for long system notes

Closes #25368 and #25833

See merge request !7982

Adds MR id to changelog entry

Fix caret color

Remove duplicated semicolon

Whitelist more project names

See merge request !8227

Remove unused services from the database

Closes #25727

See merge request !8225

Use Grape's new Route methods

See merge request !8223

Use Grape's new Route methods

See merge request !8223

The button allows to choose a ".gitlab-ci.yml" template that automatically
sets up the deployment of an application.
The currently supported template is Kubernetes template.

Fix space issue and add test

Closes #25879

See merge request !8217

big and mini pipeline css changes

See merge request !8224

Mattermost slash auto config

Closes #24769

See merge request !8070

Merge branch '25897-textarea-stops-accepting-space-and-return-characters-with-no-warning' into 'master'

Fix space, return and tab blocks on textareas

Closes #25897

See merge request !8218

Fix error 500 renaming group. Also added specs and changelog.

Closes #17922 and #23223

See merge request !8201