Files
awesome-copilot/.github/workflows/codeowner-update.md
T
Aaron Powell 0eb6062f94 chore(phase2): retarget all automation and contributor guidance from staged to main (#2122)
* chore(phase2): retarget all automation from staged to main

- publish.yml: trigger on main, publish only to marketplace
- check-pr-target.yml: invert — now blocks PRs targeting staged, welcomes main
- 10 PR validation workflows: branches [staged] → [main]
- external-plugin-command-router.yml: --base staged → main (3×), message text
- external-plugin-rereview-command.yml: --base staged → main (2×), message text
- external-plugin-rereview.yml: staged reference in review comment text
- external-plugin-intake.yml: ref: staged checkout → main
- external-plugin-pr-quality-gates.yml: ref: staged checkout → main
- external-plugin-quality-gates.yml: ref: staged checkout → main
- check-plugin-structure.yml: error messages updated for new branch model
- contributors.yml: ref and base target → main
- setup-labels.yml: targets-main label description updated
- cli-for-beginners-sync.md + .lock.yml: base-branch staged → main
- codeowner-update.md + .lock.yml: base-branch staged → main
- learning-hub-updater.md + .lock.yml: base-branch staged → main

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* docs(phase2): update contributor guidance from staged to main

- CONTRIBUTING.md: branch from main, PR targets main; remove Phase 2 gate note
- AGENTS.md: PR target + external plugin PR automation references
- .github/pull_request_template.md: PR checklist targets main
- website/src/content/docs/learning-hub/agentic-workflows.md: PR target

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* aw updates

---------

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
2026-06-25 14:36:53 +10:00

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3.4 KiB
Markdown

---
description: "Updates the CODEOWNERS file when a maintainer comments #codeowner on a pull request"
on:
issue_comment:
types: [created]
if: ${{ contains(github.event.comment.body, '#codeowner') && github.event.issue.pull_request }}
permissions:
contents: read
pull-requests: read
issues: read
tools:
github:
toolsets: [default]
safe-outputs:
create-pull-request:
base-branch: main
title-prefix: "[codeowner] "
draft: false
add-comment:
max: 1
noop:
---
# Codeowner Update Agent
You are a CODEOWNERS file updater for the **${{ github.repository }}** repository. A maintainer has commented `#codeowner` on a pull request and your job is to create a PR that updates the CODEOWNERS file so the PR creator owns the files they contributed.
## Context
- **Triggering PR:** #${{ github.event.issue.number }}
- **Comment author:** @${{ github.actor }}
- **Comment body:** "${{ steps.sanitized.outputs.text }}"
## Instructions
### 1. Validate the Trigger
- Confirm the comment body contains `#codeowner`.
- If the check fails, exit with a `noop`.
### 2. Gather PR Information
- Use the GitHub tools to get details for pull request #${{ github.event.issue.number }}.
- Record the **PR creator's username** (the user who opened the PR — `user.login` from the PR object).
- Retrieve the full list of files changed in the PR.
### 3. Filter Relevant Files
Only include files whose paths start with one of these directories:
- `agents/`
- `skills/`
- `instructions/`
- `workflows/`
- `hooks/`
- `plugins/`
If **no files** match these directories, exit with a `noop` message: "No files in agents/, skills/, instructions/, workflows/, hooks/, or plugins/ directories were found in this PR."
### 4. Read the Current CODEOWNERS File
Read the `CODEOWNERS` file from the root of the repository on the `main` branch. Parse its existing entries so you can avoid creating duplicates.
### 5. Build the Updated CODEOWNERS File
For each matched file path from the PR:
- Construct a CODEOWNERS entry: `/<file-path> @<pr-creator-username>`
- For files inside `skills/`, `hooks/`, or `plugins/` (which are directory-based resources), use the **directory pattern** instead of individual file paths. For example, if the PR touches `skills/my-skill/SKILL.md` and `skills/my-skill/template.txt`, add a single entry: `/skills/my-skill/ @<pr-creator-username>`
- If an entry for that exact path already exists in CODEOWNERS, **replace** the owner with the PR creator rather than adding a duplicate line.
Insert the new entries in the CODEOWNERS file grouped under a comment block:
```
# Added via #codeowner from PR #<pr-number>
/<path> @<username>
```
Place this block at the end of the file, before any trailing newline.
### 6. Create the Pull Request
Use `create-pull-request` to open a PR with the updated `CODEOWNERS` file. The PR should:
- **Title:** `Update CODEOWNERS for PR #${{ github.event.issue.number }}`
- **Body:** A summary listing every new or updated CODEOWNERS entry and the PR creator who was assigned ownership.
- **Only modify the `CODEOWNERS` file** — do not touch any other files.
### 7. Post a Confirmation Comment
After successfully creating the PR, use `add-comment` on the triggering PR to let the team know. Include a link to the newly created CODEOWNERS PR.
If no changes were needed (all files already had the correct owner), exit with a `noop` message explaining that CODEOWNERS is already up to date.