Implement Keystone environment deployments

tests/Feature/EnvironmentMigrationControllerTest.php

@@ -0,0 +1,56 @@
+<?php
+
+use App\Actions\Environments\CreateMigrationOperation;
+use App\Enums\OperationKind;
+use App\Enums\ServiceCategory;
+use App\Enums\ServiceType;
+use App\Models\Application;
+use App\Models\Environment;
+use App\Models\Organisation;
+use App\Models\Service;
+use App\Models\User;
+
+it('creates a manual migration operation for a laravel environment', function () {
+    $user = User::factory()->create();
+    $organisation = Organisation::factory()->create(['owner_id' => $user->id]);
+    $application = Application::factory()->for($organisation)->create();
+    $environment = Environment::factory()->for($application)->create();
+    $service = Service::factory()->for($environment)->create([
+        'organisation_id' => $organisation->id,
+        'name' => 'web',
+        'category' => ServiceCategory::APPLICATION,
+        'type' => ServiceType::LARAVEL,
+        'version' => 'php-8.4',
+        'version_track' => 'php-8.4',
+        'driver_name' => 'laravel.php-8.4',
+        'process_roles' => ['web'],
+        'config' => [
+            'migration_mode' => 'manual',
+            'migration_command' => 'php artisan migrate --force',
+        ],
+    ]);
+
+    $response = $this->actingAs($user)->post(route('environment-migrations.store', [
+        'organisation' => $organisation->id,
+        'application' => $application->id,
+        'environment' => $environment->id,
+    ]));
+
+    $response->assertRedirect(route('applications.show', [
+        'organisation' => $organisation->id,
+        'application' => $application->id,
+    ]));
+
+    $operation = $service->operations()->firstOrFail();
+
+    expect($operation->kind)->toBe(OperationKind::CONFIG_CHANGE)
+        ->and($operation->steps()->first()->script)
+        ->toBe("docker compose -f /home/keystone/services/{$service->id}/compose.yml run --rm web php artisan migrate --force");
+});
+
+it('rejects migration operations without a laravel runtime service', function () {
+    $environment = Environment::factory()->create();
+
+    expect(fn () => app(CreateMigrationOperation::class)->execute($environment))
+        ->toThrow(InvalidArgumentException::class, 'Laravel migrations must run against a Laravel runtime service.');
+});