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Update Node.js LTS

Update Node.js LTS #3

Workflow file for this run

name: Update Node.js LTS
on:
schedule:
# Run every Monday at 9:00 UTC
- cron: "0 9 * * 1"
workflow_dispatch:
permissions:
contents: write
pull-requests: write
jobs:
update-node:
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v5
- name: Check for Node.js LTS update
id: check
run: |
# Get current Node version from Dockerfile
CURRENT_VERSION=$(grep -oP 'FROM node:\K[0-9]+\.[0-9]+\.[0-9]+' Dockerfile.base)
echo "current=$CURRENT_VERSION" >> "$GITHUB_OUTPUT"
echo "Current Node.js version: $CURRENT_VERSION"
# Fetch the latest LTS release (any major version) from nodejs.org
LATEST_VERSION=$(curl -s https://nodejs.org/dist/index.json | \
jq -r '[.[] | select(.lts != false)][0].version' | \
sed 's/^v//')
if ! [[ "$LATEST_VERSION" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
echo "::error::Failed to fetch a valid LTS version (got '$LATEST_VERSION')"
exit 1
fi
echo "latest=$LATEST_VERSION" >> "$GITHUB_OUTPUT"
echo "Latest Node.js LTS version: $LATEST_VERSION"
if [ "$CURRENT_VERSION" = "$LATEST_VERSION" ]; then
echo "updated=false" >> "$GITHUB_OUTPUT"
echo "Already up to date."
else
echo "updated=true" >> "$GITHUB_OUTPUT"
echo "Update available: $CURRENT_VERSION -> $LATEST_VERSION"
fi
- name: Update Node.js version references
if: steps.check.outputs.updated == 'true'
env:
CURRENT: ${{ steps.check.outputs.current }}
LATEST: ${{ steps.check.outputs.latest }}
run: |
CURRENT_MAJOR=$(echo "$CURRENT" | cut -d. -f1)
LATEST_MAJOR=$(echo "$LATEST" | cut -d. -f1)
# Update Dockerfiles
sed -i "s/node:${CURRENT}-slim/node:${LATEST}-slim/g" Dockerfile
sed -i "s/node:${CURRENT} /node:${LATEST} /g" Dockerfile.base
# Update references that depend on major version
if [ "$CURRENT_MAJOR" != "$LATEST_MAJOR" ]; then
# .nvmrc
echo "$LATEST_MAJOR" > .nvmrc
# CI workflow: step name, node-version, and cache keys
sed -i "s/Use Node.js ${CURRENT_MAJOR}.x/Use Node.js ${LATEST_MAJOR}.x/g" .github/workflows/ci.yml
sed -i "s/node-version: ${CURRENT_MAJOR}.x/node-version: ${LATEST_MAJOR}.x/g" .github/workflows/ci.yml
# Update cache keys: replace node-modules-[optional old version] with new version
sed -i -E "s/node-modules-([0-9]+\.x-)?/node-modules-${LATEST_MAJOR}.x-/g" .github/workflows/ci.yml
# package.json engines field: append new major version
sed -i "s/\"node\": \"\(.*\)\"/\"node\": \"\1 || ${LATEST_MAJOR}\"/" package.json
fi
echo "Updated Node.js from $CURRENT to $LATEST"
- name: Create pull request
if: steps.check.outputs.updated == 'true'
uses: peter-evans/create-pull-request@v7
with:
commit-message: "fix: Update Node.js to ${{ steps.check.outputs.latest }}"
title: "fix: Update Node.js to ${{ steps.check.outputs.latest }}"
body: |
Automated update of Node.js in Docker images.
- **Previous version:** ${{ steps.check.outputs.current }}
- **New version:** ${{ steps.check.outputs.latest }}
[Release notes](https://nodejs.org/en/blog/release/v${{ steps.check.outputs.latest }})
branch: automated/update-node-lts
delete-branch: true
labels: dependencies