Docs: Add TW metadata

Related to: https://gitlab.com/gitlab-org/gitlab/-/issues/216290

doc/api/feature_flag_specs.md

+---
+stage: Release
+group: Progressive Delivery
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Feature Flag Specs API **(PREMIUM)**
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/9566) in [GitLab Premium](https://about.gitlab.com/pricing/) 12.5.

doc/api/feature_flag_user_lists.md

+---
+stage: Release
+group: Progressive Delivery
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Feature flag user lists API **(PREMIUM)**
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/205409) in [GitLab Premium](https://about.gitlab.com/pricing/) 12.10.

doc/api/feature_flags.md

+---
+stage: Release
+group: Progressive Delivery
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Feature Flags API **(PREMIUM)**
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/9566) in [GitLab Premium](https://about.gitlab.com/pricing/) 12.5.

doc/api/feature_flags_legacy.md

+---
+stage: Release
+group: Progressive Delivery
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Legacy Feature Flags API **(PREMIUM)**
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/9566) in [GitLab Premium](https://about.gitlab.com/pricing/) 12.5.

doc/api/features.md

+---
+stage: Release
+group: Progressive Delivery
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Features flags API
 
 This API is for managing Flipper-based [feature flags used in development of GitLab](../development/feature_flags/index.md).

doc/api/merge_trains.md

+---
+stage: Verify
+group: Continuous Integration
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Merge Trains API **(PREMIUM)**
 
 > - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/36146) in GitLab 12.9.

doc/api/packages.md

+---
+stage: Package
+group: Package
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Packages API **(PREMIUM)**
 
 This is the API docs of [GitLab Packages](../administration/packages/index.md).

doc/api/pages.md

+---
+stage: Release
+group: Release Management
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Pages API
 
 Endpoints for managing [GitLab Pages](https://about.gitlab.com/stages-devops-lifecycle/pages/).

doc/api/pages_domains.md

+---
+stage: Release
+group: Release Management
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Pages domains API
 
 Endpoints for connecting custom domain(s) and TLS certificates in [GitLab Pages](https://about.gitlab.com/stages-devops-lifecycle/pages/).

doc/api/releases/index.md

+---
+stage: Release
+group: Release Management
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Releases API
 
 > - [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/41766) in GitLab 11.7.

doc/api/releases/links.md

+---
+stage: Release
+group: Release Management
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Release links API
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/41766) in GitLab 11.7.

doc/api/runners.md

+---
+stage: Verify
+group: Runner
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # Runners API
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/2640) in GitLab 8.5

doc/user/admin_area/settings/continuous_integration.md

 ---
+stage: Verify
+group: Continuous Integration
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 type: reference
 ---
 

doc/user/packages/composer_repository/index.md

+---
+stage: Package
+group: Package
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # GitLab Composer Repository **(PREMIUM)**
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/15886) in [GitLab Premium](https://about.gitlab.com/pricing/) 13.1.

doc/user/packages/go_proxy/index.md

+---
+stage: Package
+group: Package
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
+---
+
 # GitLab Go Proxy **(PREMIUM)**
 
 > - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/27376) in [GitLab Premium](https://about.gitlab.com/pricing/) 13.1.