fix(api): add volume name validation to storage API endpoints

Apply the same Docker volume name pattern validation to the API
create and update storage endpoints for applications, databases,
and services controllers.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/Http/Controllers/Api/ApplicationsController.php

@@ -20,6 +20,7 @@ use App\Models\Service;
 use App\Rules\ValidGitBranch;
 use App\Rules\ValidGitRepositoryUrl;
 use App\Services\DockerImageParser;
+use App\Support\ValidationPatterns;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Http;
@@ -4096,7 +4097,7 @@ class ApplicationsController extends Controller
             'id' => 'integer',
             'type' => 'required|string|in:persistent,file',
             'is_preview_suffix_enabled' => 'boolean',
-            'name' => 'string',
+            'name' => ['string', 'regex:'.ValidationPatterns::VOLUME_NAME_PATTERN],
             'mount_path' => 'string',
             'host_path' => 'string|nullable',
             'content' => 'string|nullable',
@@ -4274,7 +4275,7 @@ class ApplicationsController extends Controller
 
         $validator = customApiValidator($request->all(), [
             'type' => 'required|string|in:persistent,file',
-            'name' => 'string',
+            'name' => ['string', 'regex:'.ValidationPatterns::VOLUME_NAME_PATTERN],
             'mount_path' => 'required|string',
             'host_path' => 'string|nullable',
             'content' => 'string|nullable',