Automated code review and discussion posting from GitLab to OpenAI

• Automate code reviews for GitLab merge requests
• Generate structured feedback using AI for code changes
• Enhance collaboration by posting discussions directly in GitLab

Webhook triggers on new or updated merge requests in GitLab Retrieve changes from the merge request using HTTP requests Filter out irrelevant file changes to focus on meaningful diffs Parse the diff to extract original and new code Use OpenAI to generate review comments based on code changes Post the generated feedback as discussions in GitLab

1. 1
   Import the workflow into n8n
2. 2
   Configure the GitLab webhook for merge request events
3. 3
   Set up OpenAI credentials for generating review comments
4. 4
   Test the workflow by creating a merge request in GitLab