Add github actions

Author: odan

.github/workflows/php.yml

@@ -0,0 +1,41 @@
+name: PHP
+
+on: [push]
+
+jobs:
+  run:
+    runs-on: ${{ matrix.operating-system }}
+    strategy:
+      matrix:
+        operating-system: [ubuntu-latest]
+        php-versions: ['7.0', '7.1', '7.2', '7.3', '7.4']
+    name: PHP ${{ matrix.php-versions }} Test on ${{ matrix.operating-system }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v1
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v1
+        with:
+          php-version: ${{ matrix.php-versions }}
+          extensions: mbstring, pdo, pdo_mysql, intl, zip
+          coverage: none
+
+      - name: Check PHP Version
+        run: php -v
+
+      - name: Check Composer Version
+        run: composer -V
+
+      - name: Check PHP Extensions
+        run: php -m
+
+      - name: Validate composer.json and composer.lock
+        run: composer validate
+
+      - name: Install dependencies
+        run: composer install --prefer-dist --no-progress --no-suggest
+
+      - name: Run test suite
+        run: composer check-all

README.md

@@ -3,8 +3,8 @@
 A strictly typed array reader for PHP.
 
 [![Latest Version on Packagist](https://img.shields.io/github/release/selective-php/array-reader.svg?style=flat-square)](https://packagist.org/packages/selective/array-reader)
-[![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat-square)](LICENSE.md)
-[![Build Status](https://img.shields.io/travis/selective-php/array-reader/master.svg?style=flat-square)](https://travis-ci.org/selective-php/array-reader)
+[![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat-square)](LICENSE)
+[![Build Status](https://github.com/selective-php/array-reader/workflows/PHP/badge.svg)](https://github.com/selective-php/array-reader/actions)
 [![Coverage Status](https://img.shields.io/scrutinizer/coverage/g/selective-php/array-reader.svg?style=flat-square)](https://scrutinizer-ci.com/g/selective-php/array-reader/code-structure)
 [![Quality Score](https://img.shields.io/scrutinizer/quality/g/selective-php/array-reader.svg?style=flat-square)](https://scrutinizer-ci.com/g/selective-php/array-reader/?branch=master)
 [![Total Downloads](https://img.shields.io/packagist/dt/selective/array-reader.svg?style=flat-square)](https://packagist.org/packages/selective/array-reader/stats)

phpunit.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit bootstrap="tests/boostrap.php"
+<phpunit bootstrap="vendor/autoload.php"
          colors="true"
          backupGlobals="false"
          backupStaticAttributes="false"