Replace travis with GitHub actions

Author: jorrit

.github/workflows/test.yml

@@ -0,0 +1,25 @@
+name: Node.js CI
+
+on: [push]
+
+jobs:
+    build:
+
+        runs-on: ubuntu-latest
+
+        env:
+            CI: true
+
+        strategy:
+            matrix:
+                node-version: [14.x, 16.x, 18.x]
+
+        steps:
+            - uses: actions/checkout@v2
+            - name: Use Node.js ${{ matrix.node-version }}
+              uses: actions/setup-node@v3
+              with:
+                  node-version: ${{ matrix.node-version }}
+            - run: npm install -g npm@latest # to support newer lock file
+            - run: npm ci
+            - run: npm run test

.travis.yml

@@ -1,9 +1,7 @@
 # gulp-requirejs
 
 [![gulp-requirejs on npm](https://img.shields.io/npm/v/gulp-requirejs.svg?style=flat)](https://www.npmjs.com/package/gulp-requirejs)
-[![Dependency Status](https://david-dm.org/jorrit/gulp-requirejs/status.svg)](https://david-dm.org/jorrit/gulp-requirejs)
-[![Development Dependency Status](https://david-dm.org/jorrit/gulp-requirejs/dev-status.svg)](https://david-dm.org/jorrit/gulp-requirejs?type=dev)
-[![Build Status](https://travis-ci.org/jorrit/gulp-requirejs.svg?branch=master)](https://travis-ci.org/jorrit/gulp-requirejs)
+![Build Status](https://github.com/jorrit/gulp-requirejs/workflows/Node.js%20CI/badge.svg)
 [![Coverage](https://coveralls.io/repos/github/jorrit/gulp-requirejs/badge.svg)](https://coveralls.io/github/jorrit/gulp-requirejs)
 
 ## Information