ci: configure GitHub actions

Author: ace411

.github/workflows/ci.yml

@@ -0,0 +1,26 @@
+name: ext-mrloop CI
+on:
+  push:
+    branches:
+      - develop
+jobs:
+  build:
+    runs-on: 'ubuntu-latest'
+    strategy:
+      fail-fast: false
+      matrix:
+        php: ['8.0', '8.1', '8.2', '8.3']
+    name: PHP ${{ matrix.php }}
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install PHP
+        uses: shivammathur/setup-php@master
+        with:
+          php-version: ${{ matrix.php }}
+      - name: Run tests
+        run: |
+          git clone https://github.com/markreedz/mrloop.git mrloop && \
+          git clone https://github.com/axboe/liburing.git liburing && cd liburing && make && make install && \
+          cd ../ && git clone https://github.com/h2o/picohttpparser.git picohttp && \
+          phpize && ./configure --with-mrloop="$(pwd)/mrloop" --with-picohttp="$(pwd)/picohttp" && \
+          make && make test