Switched to GitHub Actions (#77)

.github/workflows/ci.yml

@@ -0,0 +1,32 @@
+name: CI
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    if: "!contains(github.event.head_commit.message, '[ci skip]')"
+    strategy:
+      matrix:
+        php: ['7.2', '7.3', '7.4']
+    name: PHP ${{ matrix.php }}
+    steps:
+    - uses: actions/checkout@v2
+    - name: Setup PHP
+      uses: shivammathur/[email protected]
+      with:
+        php-version: ${{ matrix.php }}
+        ini-values: xdebug.max_nesting_level=3000
+    - name: Cache Composer packages
+      id: composer-cache
+      uses: actions/cache@v2
+      with:
+        path: "~/.composer/cache"
+        key: "php-${{ matrix.php }}-composer-${{ hashFiles('**/composer.json') }}"
+        restore-keys: "php-${{ matrix.php }}-composer-"
+    - name: Install dependencies
+      run: composer install --prefer-dist --no-interaction
+    - name: Run PHPStan
+      run: ./vendor/bin/phpstan analyze --no-progress
+    - name: Run PHPUnit
+      run: ./vendor/bin/phpunit --bootstrap vendor/autoload.php --fail-on-warning tests/phpunit

README.md

@@ -1,4 +1,4 @@
 # PocketMine-NBT
-[![Build Status](https://travis-ci.org/pmmp/NBT.svg?branch=master)](https://travis-ci.org/pmmp/NBT)
+![CI](https://github.com/pmmp/NBT/workflows/CI/badge.svg)
 
 PHP library for working with Named Binary Tags