Add database list endpoint, add more resource name magic

app/Transformers/Api/Application/ServerVariableTransformer.php

@@ -14,6 +14,16 @@ class ServerVariableTransformer extends BaseTransformer
      */
     protected $availableIncludes = ['parent'];
 
+    /**
+     * Return the resource name for the JSONAPI output.
+     *
+     * @return string
+     */
+    public function getResourceName(): string
+    {
+        return ServerVariable::RESOURCE_NAME;
+    }
+
     /**
      * Return a generic transformed server variable array.
      *