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build: harden CI with frozen installs and octo-sts token federation #418

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Merged
jmeridth merged 1 commit into from
Mar 10, 2026
Merged

build: harden CI with frozen installs and octo-sts token federation #418

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7 changes: 7 additions & 0 deletions .github/chainguard/update-uv-lock.sts.yaml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
issuer: https://token.actions.githubusercontent.com
subject_pattern: "repo:github-community-projects/contributors:pull_request"
claim_pattern:
job_workflow_ref: "github-community-projects/contributors/.github/workflows/update-uv-lock.yml@.*"

permissions:
contents: write
2 changes: 1 addition & 1 deletion .github/workflows/copilot-setup-steps.yml
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Expand Up @@ -39,4 +39,4 @@ jobs:
run: uv python install 3.14

- name: Install dependencies
run: uv sync
run: uv sync --frozen --python 3.14
2 changes: 1 addition & 1 deletion .github/workflows/python-ci.yml
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Expand Up @@ -30,7 +30,7 @@ jobs:
- name: Set up Python ${{ matrix.python-version }}
run: uv python install ${{ matrix.python-version }}
- name: Install dependencies
run: uv sync
run: uv sync --frozen --python ${{ matrix.python-version }}
- name: Lint with flake8 and pylint
run: |
make lint
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2 changes: 1 addition & 1 deletion .github/workflows/super-linter.yaml
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Expand Up @@ -27,7 +27,7 @@ jobs:
with:
enable-cache: true
- name: Install dependencies
run: uv sync
run: uv sync --frozen
- name: Lint Code Base
uses: super-linter/super-linter@61abc07d755095a68f4987d1c2c3d1d64408f1f9 # v8.5.0
env:
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19 changes: 13 additions & 6 deletions .github/workflows/update-uv-lock.yml
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Expand Up @@ -7,29 +7,36 @@ on:
- pyproject.toml

permissions:
contents: write
pull-requests: write
id-token: write

jobs:
update-lock:
if: github.event.pull_request.user.login == 'dependabot[bot]'
runs-on: ubuntu-latest
steps:
- name: Get GitHub App token via octo-sts
uses: octo-sts/action@f603d3be9d8dd9871a265776e625a27b00effe05 # v1.1.1
id: octo-sts
with:
scope: github-community-projects/contributors
identity: update-uv-lock

- uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
with:
ref: ${{ github.head_ref }}
persist-credentials: true
persist-credentials: true # Use the workflow temporary token from octo-sts to allow pushing changes back to the dependabot branch
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@jmeridth jmeridth Mar 9, 2026

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chose to do this on purpose. this is cleaner than the hacky-ness I'd have to put in the final step. the token terminates at end of the workflow.

token: ${{ steps.octo-sts.outputs.token }}

- name: Install uv
uses: astral-sh/setup-uv@5a095e7a2014a4212f075830d4f7277575a9d098 # v7.3.1

- name: Update uv.lock
run: uv lock

- name: Commit updated lockfile
- name: Commit and push updated lockfile
run: |
git config user.name "github-actions[bot]"
git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
git config user.name "octo-sts[bot]"
git config user.email "801323+octo-sts[bot]@users.noreply.github.com"
git add uv.lock
git diff --cached --quiet || git commit -s -m "chore(deps): update uv.lock"
git push
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