use data attribute for submit url
optional onSuccess

switch issue and merge request to use it

Backport changes from gitlab-org/gitlab-ee!998

See merge request !8984

Fix filtered search user autocomplete for gitlab instances that are hosted on a subdirectory

Closes #27343

See merge request !8891

Remove lighter colored commit description border

See merge request !9005

Use vue.js Pipelines table in commit and merge request view

Closes #27141

See merge request !8844

Skip or retain project while deleting the project:

Closes #15005

See merge request !8960

Don't delete assigned MRs/issues when user is deleted

See merge request !8634

27240 Make progress bars consistent

Closes #27240

See merge request !8913

Fix markdown links in PROCESS.md

See merge request !8947

Fix References header parser for Microsoft Exchange

Closes #26567

See merge request !8620

Don't use backup AR connections for Sidekiq

Closes #27713

See merge request !9001

Issue filters in boards modal

Closes #26205

See merge request !8903

Remove coverage entry from global CI/CD options

See merge request !8981

Adding GitLab Pages to CE

Closes #14605, gitlab-com/infrastructure#1058, gitlab-ee#1333, and #323

See merge request !8463

Rename example from file_name to file_path

Closes #27643

See merge request !8959

Feedback:
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/8620#note_22868713

Add traits for ProjectFeatures to Project factory

Closes #24007

See merge request !8925

Update NFS HA doc with location -> config mapping

Closes #27685

See merge request !8993

Added specs for merge request environment list

See merge request !8937

Don't render snippet actions for logged-out users

Closes #27708

See merge request !8995

Resolve "Remove hover animation from row elements"

Closes #26863

See merge request !8842

V4 API: Remove deprecated MR and Issue endpoints and preserve V3 namespace

Closes #27180

See merge request !8967