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cron.yml
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name: cron
on:
schedule:
- cron: 0 1 * * *
jobs:
cron:
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v4
with:
fetch-depth: 0
- name: Check latest alpine image
id: check
run: |
read -r tag date < <(curl -s https://registry.hub.docker.com/v2/repositories/library/alpine/tags | jq -r '.results[] | "\(.name) \(.tag_last_pushed)"' | sort -n | tail -1)
date_u=$(date --date=$date +%s); now=$(date --utc +%s); diff=$((now-date_u))
if [[ $diff -lt 86400 ]]; then
sed -i "s/alpine:.*/alpine:$tag/" Dockerfile
echo "tag=${tag}" >> $GITHUB_OUTPUT
echo "run=true" >> $GITHUB_OUTPUT
fi
- name: Create Pull Request
if: ${{ steps.check.outputs.run }}
uses: peter-evans/create-pull-request@v6
with:
title: Bump Alpine to ${{ steps.check.outputs.tag }}