ci: add GitHub Actions to integrate with GitHub more easily

.gitattributes

@@ -0,0 +1,12 @@
+* text=auto
+
+# Path-based git attributes
+# https://git-scm.com/docs/gitattributes
+
+# Ignore all test and documentation with "export-ignore".
+/.gitattributes     export-ignore
+/.github            export-ignore
+/.gitignore         export-ignore
+/example.php        export-ignore
+/phpunit.xml.dist   export-ignore
+/tests              export-ignore

.github/workflows/tests.yml

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+name: Tests
+
+on: ['push', 'pull_request']
+
+jobs:
+  ci:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        php: ['7.3', '7.4', '8.0', '8.1']
+
+    name: PHP ${{ matrix.php }} - ${{ matrix.os }}
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+
+    - name: Setup PHP
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ matrix.php }}
+        tools: composer
+        coverage: none
+
+    - name: Setup Tor
+      uses: tor-actions/setup-tor@main
+      with:
+        tor-version: '0.4.6-rc7'
+        stable: true
+        daemon: true
+        config: |
+            ControlPort 9051
+            CookieAuthentication 0
+
+    - name: Setup Problem Matches
+      run: |
+        echo "::add-matcher::${{ runner.tool_cache }}/php.json"
+        echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"
+
+    - name: Install PHP dependencies
+      run: composer install --no-interaction --no-progress --ansi
+
+    - name: Unit Tests
+      run: vendor/bin/phpunit --colors=always

README.md

@@ -1,5 +1,6 @@
 # GuzzleTor
-[![Build Status](https://travis-ci.org/megahertz/guzzle-tor.svg?branch=master)](https://travis-ci.org/megahertz/guzzle-tor)
+
+[![Build Status](https://img.shields.io/github/workflow/status/megahertz/guzzle-tor/Tests.svg?style=flat-square)](https://github.com/megahertz/guzzle-tor/actions)
 
 This [Guzzle](https://github.com/guzzle/guzzle) middleware allows to use Tor client as a proxy