Add tests workflow

.github/workflows/tests.yml

@@ -0,0 +1,70 @@
+name: Run Tests
+
+on: # zizmor: ignore[concurrency-limits]
+  push:
+    branches:
+      - main
+      - '*.x'
+  pull_request:
+  schedule:
+    - cron: '0 0 * * *'
+
+permissions: {}
+
+jobs:
+  php-tests:
+    runs-on: ${{ matrix.os }}
+    if: "!contains(github.event.head_commit.message, '[ci skip]')"
+
+    strategy:
+      matrix:
+        php: [8.3, 8.4, 8.5]
+        laravel: [13.*, 12.*]
+        stability: [prefer-lowest, prefer-stable]
+        os: [ubuntu-latest]
+        include:
+          - os: windows-latest
+            php: 8.5
+            laravel: 13.*
+            stability: prefer-stable
+
+    name: P${{ matrix.php }} - L${{ matrix.laravel }} - ${{ matrix.stability }} - ${{ matrix.os }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@f3e473d116dcccaddc5834248c87452386958240 # 2.37.2
+        with:
+          php-version: ${{ matrix.php }}
+          extensions: dom, curl, libxml, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite, bcmath, soap, intl, gd, exif, iconv, imagick, fileinfo
+          coverage: none
+
+      - name: Install dependencies
+        shell: bash
+        env:
+          LARAVEL: ${{ matrix.laravel }}
+          STABILITY: ${{ matrix.stability }}
+        run: |
+          composer require "illuminate/contracts:$LARAVEL" --no-interaction --no-update
+          composer update --$STABILITY --prefer-dist --no-interaction --no-suggest
+
+      - name: Execute tests
+        run: vendor/bin/phpunit
+
+      - name: Send Slack notification
+        uses: slackapi/slack-github-action@dcb1066f776dd043e64d0e8ba94ca15cc7e1875d # v4.0.0
+        if: failure() && github.event_name == 'schedule'
+        with:
+          webhook: ${{ secrets.SLACK_WEBHOOK }}
+          webhook-type: incoming-webhook
+          payload: |
+            text: ":x: *${{ github.repository }}* tests failed"
+            blocks:
+              - type: section
+                text:
+                  type: mrkdwn
+                  text: ":x: *${{ github.repository }}* tests failed\n*Ref:* ${{ github.ref }}\n*Author:* ${{ github.actor }}\n*Workflow:* <${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}|${{ github.workflow }}>"