Add GH Actions

.github/run-tests.yml

@@ -0,0 +1,30 @@
+name: Run tests
+on:
+    pull_request:
+    push:
+        branches: [main]
+jobs:
+    test:
+        name: PHP ${{ matrix.php }}
+        runs-on: ubuntu-latest
+        continue-on-error: ${{ matrix.experimental }}
+        strategy:
+            fail-fast: false
+            matrix:
+                php: ['7.4', '8.0']
+                experimental: [false]
+                include:
+                    - php: '8.1'
+                      experimental: true
+        steps:
+            - uses: actions/checkout@v2
+            - uses: shivammathur/setup-php@v2
+              with:
+                  php-version: ${{ matrix.php }}
+            - uses: actions/cache@v2
+              with:
+                  path: ~/.composer/cache/files
+                  key: php${{ matrix.php }}-${{ hashFiles('**/composer.lock') }}
+                  restore-keys: php${{ matrix.php }}-
+            - run: composer install --prefer-dist --optimize-autoloader --no-interaction --no-progress
+            - run: vendor/bin/phpunit --testdox

README.md

@@ -1,7 +1,7 @@
 # Solana PHP SDK
 
 [![Latest Version on Packagist](https://img.shields.io/packagist/v/tightenco/solana-php-sdk.svg?style=flat-square)](https://packagist.org/packages/tightenco/solana-php-sdk)
-[![GitHub Tests Action Status](https://img.shields.io/github/workflow/status/tighten/solana-php-sdk/run-tests?label=tests)](https://github.com/tighten/solana-php-sdk/actions?query=workflow%3Arun-tests+branch%3Amaster)
+[![GitHub Tests Action Status](https://img.shields.io/github/workflow/status/tighten/solana-php-sdk/run-tests?label=tests)](https://github.com/tighten/solana-php-sdk/actions?query=workflow%3Arun-tests+branch%3Amain)
 
 
 Simple PHP SDK for Solana.