switch to GitHub actions for running test suite

.github/workflows/php.yml

@@ -0,0 +1,39 @@
+name: PHP
+
+on: [ push, pull_request ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php-versions: [ '7.1', '7.2', '7.3', '7.4', '8.0', '8.1' ]
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+          tools: composer
+
+      - name: Validate composer.json and composer.lock
+        run: composer validate
+
+      - name: Get composer cache directory
+        id: composer-cache
+        run: echo "::set-output name=dir::$(composer config cache-files-dir)"
+
+      - name: Cache dependencies
+        uses: actions/cache@v2
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
+          restore-keys: ${{ runner.os }}-composer-
+
+      - name: Install dependencies
+        if: steps.composer-cache.outputs.cache-hit != 'true'
+        run: composer install --prefer-dist --no-progress
+
+      - name: Run test suite
+        run: composer run-script test

.travis.yml

@@ -1,21 +0,0 @@
-language: php
-php:
-  - 5.6
-  - 7.0
-  - 7.1
-  - 7.2
-  - 7.3
-install:
-  - composer update --prefer-source
-script:
-  - vendor/bin/phpunit
-after_script:
-  - vendor/bin/test-reporter
-env:
-  global:
-    secure: XnXSc7nxJMIrm/EJ1KuwlN4f+sj2R/sR0IFHdOdbOfMKyZ/u6WEgZ3vNrdeAsisiC/QUJJ00DGku1pAl3t3Hzvam0N/SiHtXjB1ZLVbX00S1PEZ6Z+h9zoaUBXWoN6+0OdKN0Xjmj2lwvTpvUxUZXNabilOw0F9WS/+JasofqBQ=
-sudo: false
-cache:
-  directories:
-    - vendor
-    - $HOME/.composer/cache

README.md

@@ -1,4 +1,5 @@
-# AltoRouter  [![Build Status](https://img.shields.io/travis/dannyvankooten/AltoRouter/master)](https://travis-ci.org/dannyvankooten/AltoRouter) [![Latest Stable Version](https://poser.pugx.org/altorouter/altorouter/v/stable.svg)](https://packagist.org/packages/altorouter/altorouter) [![License](https://poser.pugx.org/altorouter/altorouter/license.svg)](https://packagist.org/packages/altorouter/altorouter) [![Code Climate](https://codeclimate.com/github/dannyvankooten/AltoRouter/badges/gpa.svg)](https://codeclimate.com/github/dannyvankooten/AltoRouter) [![Test Coverage](https://codeclimate.com/github/dannyvankooten/AltoRouter/badges/coverage.svg)](https://codeclimate.com/github/dannyvankooten/AltoRouter)
+# AltoRouter  ![PHP status](https://github.com/dannyvankooten/AltoRouter/workflows/PHP/badge.svg) [![Latest Stable Version](https://poser.pugx.org/altorouter/altorouter/v/stable.svg)](https://packagist.org/packages/altorouter/altorouter) [![License](https://poser.pugx.org/altorouter/altorouter/license.svg)](https://packagist.org/packages/altorouter/altorouter) 
+
 AltoRouter is a small but powerful routing class, heavily inspired by [klein.php](https://github.com/chriso/klein.php/).
 
 ```php