Feautre Request: Integration GitLab for Slack App configure tag trigger
<!--IssueSummary start--> <details> <summary> Everyone can contribute. [Help move this issue forward](https://handbook.gitlab.com/handbook/marketing/developer-relations/contributor-success/community-contributors-workflows/#contributor-links) while earning points, leveling up and collecting rewards. </summary> - [Close this issue](https://contributors.gitlab.com/manage-issue?action=close&projectId=278964&issueIid=473051) </details> <!--IssueSummary end--> <!--This template is a great use for issues that are feature::additions or technical tasks for larger issues.--> ### Proposal You can currently set that you want to be notified when a tag is added or removed via Slack Message. ![image.png](/uploads/5781049128c9fd4f7999872dfe7fb48a/image.png) It would be desirable to be able to set for which tags you would like to receive a message. The simplest division would be e.g. only protected tags. However, it would be better to have more precise control, e.g. via a regex, for which tags you would like to receive a notification or not. <!--Use this section to explain the feature and how it will work. It can be helpful to add technical details, design proposals, and links to related epics or issues.--> <!--Consider adding related issues and epics to this issue. You can also reference the Feature Proposal Template (https://gitlab.com/gitlab-org/gitlab/-/blob/master/.gitlab/issue_templates/Feature%20proposal%20-%20detailed.md) for additional details to consider adding to this issue. Additionally, as a data oriented organization, when your feature exits planning breakdown, consider adding the `What does success look like, and how can we measure that?` section.--> <!--Label reminders Use the following resources to find the appropriate labels: - Use only one tier label choosing the lowest tier this is intended for - https://gitlab.com/gitlab-org/gitlab/-/labels - https://about.gitlab.com/handbook/product/categories/features/-->
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