gitlab_merge_merge_request
Merge an approved GitLab merge request into its target branch with options to squash commits, delete the source branch, set custom merge/squash commit messages, and auto-merge when the pipeline succeeds.
Instructions
Merge an approved MR into its target branch. Options: squash commits, delete source branch after merge, custom merge commit message, and merge when pipeline succeeds.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| merge_commit_message | No | Custom merge commit message (string). Overrides default merge message. Supports variables like %{title} | |
| merge_when_pipeline_succeeds | No | Auto-merge when pipeline succeeds (boolean). Merges automatically after CI passes. Default: false | |
| mr_iid | Yes | Merge request internal ID (integer). Project-specific MR number (e.g., !456). Not the global MR ID | |
| project_id | No | Project ID (integer) or path (string like 'group/project'). Optional - auto-detects from current git repository if not provided | |
| should_remove_source_branch | No | Delete source branch after merge (boolean). Cleans up feature branches. Default: false. Requires permissions | |
| squash | No | Squash commits on merge (boolean). Combines all commits into one. Default: follows project settings | |
| squash_commit_message | No | Custom squash commit message (string). Message for squashed commit. Supports variables like %{title} |