ci: migrate from Travis/Jenkins to GitHub Actions

.github/workflows/ci.yml

@@ -0,0 +1,48 @@
+name: ci
+
+on: [push, pull_request]
+
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+
+      - name: Set Yarn 3 as package manager
+        run: |
+          corepack enable yarn
+          corepack prepare yarn@stable --activate
+
+      - name: Install Yarn dependencies
+        run: YARN_ENABLE_IMMUTABLE_INSTALLS=true yarn install
+
+      - name: JavaScript linting
+        run: yarn lint
+
+  package:
+    if: github.ref == 'refs/heads/master' && github.event_name == 'push'
+    needs: tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Git Subsplit
+        run: |
+          wget https://raw.githubusercontent.com/dflydev/git-subsplit/2cde593a10acdb3fcafd2136ee7025fee9e925b2/git-subsplit.sh
+          chmod +x git-subsplit.sh
+
+      - name: Setup SSH Agent
+        if: ${{ inputs.ssh-private-key }}
+        uses: webfactory/ssh-agent@v0.7.0
+        with:
+          ssh-private-key: ${{ secrets.EXOLNET_PHPCS_CONFIG_SSH_DEPLOY_KEY }}
+
+      - name: Publish phpcs-config
+        run: ./git-subsplit.sh publish --heads="master" --no-tags packages/phpcs-config:git@github.com:exolnet/phpcs-config.git

README.md

@@ -1,9 +1,10 @@
 # eXolnet - Code Quality Tools
 
 [![Software License](https://img.shields.io/badge/license-MIT-8469ad.svg?style=flat-square)](LICENSE.md)
-[![Build Status](https://img.shields.io/travis/eXolnet/code-quality-tools/master.svg?style=flat-square)](https://travis-ci.org/eXolnet/code-quality-tools)
+[![Build Status](https://img.shields.io/github/actions/workflow/status/eXolnet/code-quality-tools/ci.yml?label=tests&style=flat-square)](https://github.com/eXolnet/code-quality-tools/actions?query=workflow%3Aci)
 
 A collection of shareable configurations for various coding-style tools to make the configurations consistent across our projects.
+
 ## Available configurations
 
 |Tool|Package|Version|Description|