Start adding CI

Author: DanielEScherzer

.github/workflows/ci.yml

@@ -0,0 +1,42 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  test:
+    name: "Build and test"
+    runs-on: ubuntu-latest
+    continue-on-error: false
+    strategy:
+      fail-fast: false
+      matrix:
+        php: ['8.3', '8.4', '8.5']
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v5
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          tools: phpize
+
+      - name: Set up
+        run: phpize
+
+      - name: Configure
+        run: ./configure --enable-custom_cast
+
+      - name: Make and install
+        run: make -j"$(nproc)" install
+  
+      - name: Run tests
+        run: >-
+          REPORT_EXIT_STATUS=1
+          NO_INTERACTION=1
+          TEST_PHP_EXECUTABLE=$(which php)
+          php run-tests.php -n --show-diff tests