Add `Delete` button to label edit view

What does this MR do and why?

Related to #345195 (closed)

Adds a Delete button to the label edit view. This change affects Project, Group, and Admin label management.

Screenshots or screen recordings

Admin labels

Desktop

Before	After

Mobile

Before	After

Project labels

Desktop

Before	After

Mobile

Before	After

Group labels

Desktop

Before	After

Mobile

Before	After

How to set up and validate locally

Admin labels

1. Navigate to /admin/labels
2. Create a label
3. Edit the label

Project labels

1. Navigate to a project -> Project information -> Labels
2. Create a label
3. Edit the label

Group labels

1. Navigate to a group -> Group information -> Labels
2. Create a label
3. Edit the label

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

changed milestone to %14.7

added devopsmanage documentation frontend release post itemin review sectiondev typefeature workflowin dev + 1 deleted label

assigned to @peterhegman

added backend label

	1 Warning
	This merge request contains deprecated components. Please consider using Pajamas components instead.

	1 Message
	This merge request adds or changes documentation files. A review from the Technical Writing team before you merge is recommended. Reviews can happen after you merge.

Documentation review

The following files require a review from a technical writer:

• doc/user/admin_area/img/admin_labels_v14_7.png
• doc/user/admin_area/labels.md
• doc/user/project/labels.md

The review does not need to block merging this merge request. See the:

• Metadata for the *.md files that you've changed. The first few lines of each *.md file identify the stage and group most closely associated with your docs change.
• The Technical Writer assigned for that stage and group.
• Documentation workflows for information on when to assign a merge request for review.

Deprecated components

These deprecated components are in the process of being migrated. Please consider using Pajamas components instead.

• %button.btn.btn-

Reviewer roulette

Changes that require review have been detected!

Please refer to the table below for assigning reviewers and maintainers suggested by Danger in the specified category:

Category	Reviewer	Maintainer
backend	Tiger Watson (@tigerwnz) (UTC+11, 19 hours ahead of @peterhegman)	Bob Van Landuyt (@reprazent) (UTC+1, 9 hours ahead of @peterhegman)
frontend	Sheldon Led (@sheldonled) (UTC+0, 8 hours ahead of @peterhegman)	Frédéric Caplette (@f_caplette) (UTC-5, 3 hours ahead of @peterhegman)
test Quality for spec/features/*	Andrejs Cunskis (@acunskis) (UTC+1, 9 hours ahead of @peterhegman)	Maintainer review is optional for test Quality for spec/features/*

To spread load more evenly across eligible reviewers, Danger has picked a candidate for each review slot, based on their timezone. Feel free to override these selections if you think someone else would be better-suited or use the GitLab Review Workload Dashboard to find other available reviewers.

To read more on how to use the reviewer roulette, please take a look at the Engineering workflow and code review guidelines. Please consider assigning a reviewer or maintainer who is a domain expert in the area of the merge request.

Once you've decided who will review this merge request, assign them as a reviewer! Danger does not automatically notify them for you.

If needed, you can retry the danger-review job that generated this comment.

Generated by Danger

Bundle size analysis [beta]

This compares changes in bundle size for entry points between the commits 708bf188 and 6fbe0442

Special assets

Entrypoint / Name	Size before	Size after	Diff	Diff in percent
average	3.66 MB	3.66 MB	-	0.0 %
mainChunk	2.28 MB	2.28 MB	-	0.0 %

Significant Growth: 3

Expand

Entrypoint / Name	Size before	Size after	Diff	Diff in percent
pages.admin.labels.edit	11.33 KB	143.74 KB	+132.41 KB	1168.5 %
pages.projects.labels.edit	823.78 KB	956.19 KB	+132.41 KB	16.1 %
pages.groups.labels.edit	24.19 KB	156.6 KB	+132.41 KB	547.3 %

---

Your MR has at least one entrypoint growing significantly (more > 1 KB or 2%). If you write new or extend existing features, this is expected and there is nothing to worry about.

Please consider pinging someone from the FE Foundations (@dmishunov, @justin_ho, @mikegreiling or @nmezzopera) for review, if you are unsure about the size increase.

Please look at the full report for more details

---

Read more about how this report works.

Generated by Danger

Allure report

allure-report-publisher generated test report for 6fbe0442!

review-qa-reliable: test report
review-qa-smoke: test report

changed the description

added 152 commits

• 10f7f3bc...1a66a293 - 151 commits from branch master
• e8016845 - Add `Delete` button to label edit view

Compare with previous version

marked the checklist item I have evaluated the MR acceptance checklist for this MR. as completed

@seanarnold, @viktomas, @acunskis can you review this MR when you have time?

requested review from @seanarnold, @viktomas, and @acunskis

@npost can you please give this a UX review when you have time?

requested review from @npost

@fneill can you take a look at the doc changes when you have a chance?

requested review from @fneill

approved this merge request

requested review from @ntepluhina and removed review request for @viktomas

@viktomas, thanks for approving this merge request.

This is the first time the merge request is approved. To ensure full test coverage, a new pipeline has been started.

For more info, please refer to the following links:

• rspec minimal jobs
• jest minimal jobs
• merging a merge request.

approved this merge request

removed review request for @ntepluhina

approved this merge request

added Technical Writing label

added twfinished label

approved this merge request

removed review request for @fneill

approved this merge request

removed review request for @acunskis

added 410 commits

• e8016845...b301b31e - 407 commits from branch master
• 7663bbe8 - Add `Delete` button to label edit view
• 5c9a34cd - Move checking if `label#subject` exists to `LabelPresenter`
• 1540deba - Update docs per TW reviewer feedback

Compare with previous version

Hi @peterhegman I've made a couple of minor suggestions. Let me know what you think .

removed review request for @seanarnold

added 68 commits

• 1540deba...2a8c0142 - 64 commits from branch master
• d1d9eebe - Add `Delete` button to label edit view
• a62b1c3f - Move checking if `label#subject` exists to `LabelPresenter`
• 3d887165 - Update docs per TW reviewer feedback
• b46ac9dd - Refactor `subject_name` and `subject_full_name` delegation

Compare with previous version

added 1 commit

• dfa98eb8 - Refactor `subject_name` and `subject_full_name` delegation

Compare with previous version

requested review from @seanarnold

approved this merge request

removed review request for @seanarnold

requested review from @tkuah

Just one question above, thanks @peterhegman . Can you please resolve all threads above if possible ?

I am going on PTO after today, so please find another backend maintainer to merge. Thanks!

removed review request for @tkuah

added 318 commits

• dfa98eb8...708bf188 - 313 commits from branch master
• 838ce306 - Add `Delete` button to label edit view
• bdbc6a8a - Move checking if `label#subject` exists to `LabelPresenter`
• 94fc540f - Update docs per TW reviewer feedback
• 9de39452 - Refactor `subject_name` and `subject_full_name` delegation
• 6fbe0442 - Remove unneeded `Struct`

Compare with previous version

resolved all threads

requested review from @jprovaznik

removed workflowin dev label

approved this merge request

removed review request for @jprovaznik

requested review from @jprovaznik

resolved all threads

Thanks @peterhegman, LGTM , MWPS set

enabled an automatic merge when the pipeline for 6c1ae69d succeeds

resolved all threads

merged

mentioned in commit cafcde8c

added workflowstaging-canary label

added workflowstaging label and removed workflowstaging-canary label

added workflowcanary label and removed workflowstaging label

added docsfeature label

added workflowproduction label and removed workflowcanary label

mentioned in merge request gitlab-com/www-gitlab-com!96705 (merged)

added releasedcandidate label

added releasedpublished label and removed releasedcandidate label

mentioned in merge request kubitus-project/kubitus-installer!562 (merged)

added devopsdata stores grouptenant scale sectioncore platform labels and removed devopsmanage sectiondev + 1 deleted label