fix(api): expose sensitive fields for privileged tokens

Privileged API tokens can read hidden resource fields in environment and
resource responses, including instance-admin team tokens with team_id 0.

Configuration hashes now include hidden environment variable values so
secret edits trigger restart detection.

bootstrap/helpers/api.php

@@ -6,6 +6,7 @@ use App\Enums\StaticImageTypes;
 use App\Rules\ValidGitBranch;
 use App\Support\ValidationPatterns;
 use Illuminate\Database\Eloquent\Collection;
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Http\Request;
 use Illuminate\Validation\Rule;
 
@@ -87,6 +88,20 @@ function serializeApiResponse($data)
     }
 }
 
+/**
+ * Re-expose a model's `$hidden` sensitive fields when the current API request
+ * carries the `read:sensitive` or `root` token ability (set by the
+ * ApiSensitiveData middleware).
+ */
+function exposeSensitiveFields(Model $model): Model
+{
+    if (request()->attributes->get('can_read_sensitive', false) === true && filled($model->getHidden())) {
+        $model->makeVisible($model->getHidden());
+    }
+
+    return $model;
+}
+
 function sharedDataApplications()
 {
     return [