## Step 6: Use Copilot on your multi-tier application pull request

Great job! You have implemented a modern **multi-tier application** with Copilot agent mode.

Now create and complete your pull request workflow.

### :keyboard: Activity: Open, summarize, and review your PR

1. Open your repository in a browser.

1. Create a pull request with:
   - **base:** `main`
   - **compare:** `build-octofit-app`
   - **title:** `Modernize OctoFit multi-tier application stack`

1. Optionally use **Copilot Summary** for the PR description.

1. Optionally request a **Copilot code review**.

1. Merge the pull request.

1. Wait for Mona to post the final review.