refactor(volumes): validate input and escape shell args

Tighten validation on volume name and host path inputs across Livewire + API storage endpoints and escape shell arguments in volume clone and compose preview cleanup paths.

app/Http/Controllers/Api/ServicesController.php

@@ -2018,7 +2018,7 @@ class ServicesController extends Controller
             'resource_uuid' => 'required|string',
             'name' => ['string', 'regex:'.ValidationPatterns::VOLUME_NAME_PATTERN],
             'mount_path' => 'required|string',
-            'host_path' => 'string|nullable',
+            'host_path' => ['string', 'nullable', 'regex:'.ValidationPatterns::DIRECTORY_PATH_PATTERN],
             'content' => 'string|nullable',
             'is_directory' => 'boolean',
             'fs_path' => 'string',
@@ -2227,7 +2227,7 @@ class ServicesController extends Controller
             'is_preview_suffix_enabled' => 'boolean',
             'name' => ['string', 'regex:'.ValidationPatterns::VOLUME_NAME_PATTERN],
             'mount_path' => 'string',
-            'host_path' => 'string|nullable',
+            'host_path' => ['string', 'nullable', 'regex:'.ValidationPatterns::DIRECTORY_PATH_PATTERN],
             'content' => 'string|nullable',
         ]);