feat: generate GitHub Actions configuration

Generate a GitHub Actions workflow file if a project is opted-in for
this feature.

Refs: OD-29

bin/build-configs

@@ -203,6 +203,14 @@ function getFiles(array $configurationData): Collection
         $filesToGenerate[] = new TemplateFile(data: 'drupal-project/phpunit.xml.dist', name: 'phpunit.xml.dist');
     }
 
+    if (Arr::get($configurationData, 'experimental.createGitHubActionsConfiguration', false) === true) {
+        $filesToGenerate[] = new TemplateFile(
+            data: 'ci/github-actions/ci.yml',
+            name: 'ci.yml',
+            path: '.github/workflows',
+        );
+    }
+
     return $filesToGenerate;
 }
 

src/ConfigurationData.php

@@ -37,7 +37,11 @@ final class ConfigurationData
      */
     #[Assert\Collection(
         allowExtraFields: false,
-        fields: ['useNewDatabaseCredentials' => new Assert\Type('boolean')]
+        allowMissingFields: true,
+        fields: [
+            'createGitHubActionsConfiguration' => new Assert\Type('boolean'),
+            'useNewDatabaseCredentials' => new Assert\Type('boolean'),
+        ]
     )]
     public array $experimental;
 

templates/ci/github-actions/ci.yml.twig

@@ -0,0 +1,43 @@
+name: CI
+
+on:
+  pull_request:
+  push:
+  workflow_dispatch:
+
+env:
+  COMPOSE_DOCKER_CLI_BUILD: 1
+  DOCKER_BUILDKIT: 1
+  DOCKER_UID: 1001
+
+jobs:
+  build_and_test:
+    name: Build and test
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Install just
+        run: |
+          curl --proto '=https' \
+            --tlsv1.2 -sSf https://just.systems/install.sh | bash -s -- --to /usr/local/bin
+
+      - name: Checkout the code
+        uses: actions/checkout@5a4ac9002d0be2fb38bd78e4b4dbde5606d7042f # v2.3.4
+
+      - name: Build and test
+        run: |
+          docker compose version
+
+          cp --no-clobber .env.example .env
+
+          docker compose build --progress plain
+
+          docker compose up --detach
+          docker compose logs
+
+          just composer install --quiet --no-progress
+
+          # TODO: add PHPCS and PHPStan
+
+          just test --testdox --colors=always

templates/justfile.twig

@@ -57,5 +57,5 @@ _run service command *args:
     --entrypoint {{ "{{ command }}"|raw }} \
     --no-deps \
     --rm \
-    --tty \
+    -T \
     {{ "{{ service }} {{ args }}"|raw }}