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Add Claude Code GitHub Workflow #1

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40cc113
"Claude PR Assistant workflow"
zircote Jan 30, 2026
48543cd
"Claude Code Review workflow"
zircote Jan 30, 2026
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44 changes: 44 additions & 0 deletions .github/workflows/claude-code-review.yml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,44 @@
name: Claude Code Review

on:
pull_request:
types: [opened, synchronize, ready_for_review, reopened]
# Optional: Only run on specific file changes
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Copilot AI Jan 30, 2026

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This workflow runs on every PR open/sync/etc (no if: gating), which doesn’t match the PR description’s behavior of running only when someone mentions @claude in a comment. If the intent is “on-demand via mention”, add an if: filter (or change triggers) so you don’t run Claude on all PRs by default.

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Copilot AI Jan 30, 2026

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Repository convention: other workflows include a YAML document header and quote the on key (e.g., .github/workflows/ci.yml:1-5, .github/workflows/copilot-setup-steps.yml:1-6). Consider adding --- and using "on": here for consistency with the rest of the repo’s workflows.

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# paths:
# - "src/**/*.ts"
# - "src/**/*.tsx"
# - "src/**/*.js"
# - "src/**/*.jsx"

jobs:
claude-review:
# Optional: Filter by PR author
# if: |
# github.event.pull_request.user.login == 'external-contributor' ||
# github.event.pull_request.user.login == 'new-developer' ||
# github.event.pull_request.author_association == 'FIRST_TIME_CONTRIBUTOR'

runs-on: ubuntu-latest
permissions:
contents: read
pull-requests: read
issues: read
id-token: write

steps:
- name: Checkout repository
uses: actions/checkout@v4
with:
fetch-depth: 1

- name: Run Claude Code Review
id: claude-review
uses: anthropics/claude-code-action@v1
with:
claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
plugin_marketplaces: 'https://github.com/anthropics/claude-code.git'
plugins: 'code-review@claude-code-plugins'
prompt: '/code-review:code-review ${{ github.repository }}/pull/${{ github.event.pull_request.number }}'
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Copilot AI Jan 30, 2026

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This workflow uses secrets.CLAUDE_CODE_OAUTH_TOKEN on the pull_request event. For PRs from forks, GitHub does not provide repository secrets, so this job will fail noisily on external contributions. Add an if: guard to skip forks (e.g., only run when github.event.pull_request.head.repo.full_name == github.repository) or otherwise handle the missing secret case explicitly.

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# See https://github.com/anthropics/claude-code-action/blob/main/docs/usage.md
# or https://code.claude.com/docs/en/cli-reference for available options

50 changes: 50 additions & 0 deletions .github/workflows/claude.yml
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name: Claude Code

on:
issue_comment:
types: [created]
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Copilot AI Jan 30, 2026

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Repository convention: other workflows start with a YAML document header and quote the on key (e.g., .github/workflows/ci.yml:1-5, .github/workflows/copilot-setup-steps.yml:1-6). To keep workflow files consistent (and avoid YAML tooling edge cases around on), consider adding --- and using "on": here as well.

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pull_request_review_comment:
types: [created]
issues:
types: [opened, assigned]
pull_request_review:
types: [submitted]

jobs:
claude:
if: |
(github.event_name == 'issue_comment' && contains(github.event.comment.body, '@claude')) ||
(github.event_name == 'pull_request_review_comment' && contains(github.event.comment.body, '@claude')) ||
(github.event_name == 'pull_request_review' && contains(github.event.review.body, '@claude')) ||
(github.event_name == 'issues' && (contains(github.event.issue.body, '@claude') || contains(github.event.issue.title, '@claude')))
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Copilot AI Jan 30, 2026

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The workflow can be triggered by any commenter who includes "@claude" (issue comments, PR review comments, PR reviews) and by anyone opening an issue with "@claude" in the title/body. This contradicts the PR description’s claim that only users with write access can trigger the workflow and is a security risk because it allows untrusted users to run the action (and potentially access repository context/secrets). Add an author trust check to the if: condition (e.g., restrict to OWNER/MEMBER/COLLABORATOR or a maintained allowlist) for each event type you support.

Suggested change
(github.event_name == 'issue_comment' && contains(github.event.comment.body, '@claude')) ||
(github.event_name == 'pull_request_review_comment' && contains(github.event.comment.body, '@claude')) ||
(github.event_name == 'pull_request_review' && contains(github.event.review.body, '@claude')) ||
(github.event_name == 'issues' && (contains(github.event.issue.body, '@claude') || contains(github.event.issue.title, '@claude')))
(github.event_name == 'issue_comment' &&
contains(github.event.comment.body, '@claude') &&
contains(fromJson('["OWNER","MEMBER","COLLABORATOR"]'), github.event.comment.author_association)
) ||
(github.event_name == 'pull_request_review_comment' &&
contains(github.event.comment.body, '@claude') &&
contains(fromJson('["OWNER","MEMBER","COLLABORATOR"]'), github.event.comment.author_association)
) ||
(github.event_name == 'pull_request_review' &&
contains(github.event.review.body, '@claude') &&
contains(fromJson('["OWNER","MEMBER","COLLABORATOR"]'), github.event.review.author_association)
) ||
(github.event_name == 'issues' &&
(contains(github.event.issue.body, '@claude') || contains(github.event.issue.title, '@claude')) &&
contains(fromJson('["OWNER","MEMBER","COLLABORATOR"]'), github.event.issue.author_association)
)

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runs-on: ubuntu-latest
permissions:
contents: read
pull-requests: read
issues: read
id-token: write
actions: read # Required for Claude to read CI results on PRs
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Copilot AI Jan 30, 2026

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The job-level permissions are read-only for contents, pull-requests, and issues, but the PR description states Claude can create comments/branches/commits. With the current permissions, the workflow will not be able to post comments or push changes via GITHUB_TOKEN. Update the workflow permissions to match the intended capabilities (e.g., at least issues: write / pull-requests: write, and only add contents: write if you actually want Claude to be able to push commits).

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steps:
- name: Checkout repository
uses: actions/checkout@v4
with:
fetch-depth: 1

- name: Run Claude Code
id: claude
uses: anthropics/claude-code-action@v1
with:
claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}

# This is an optional setting that allows Claude to read CI results on PRs
additional_permissions: |
actions: read
# Optional: Give a custom prompt to Claude. If this is not specified, Claude will perform the instructions specified in the comment that tagged it.
# prompt: 'Update the pull request description to include a summary of changes.'

# Optional: Add claude_args to customize behavior and configuration
# See https://github.com/anthropics/claude-code-action/blob/main/docs/usage.md
# or https://code.claude.com/docs/en/cli-reference for available options
# claude_args: '--allowed-tools Bash(gh pr:*)'

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