Provide a default config for the worker

Author: WebReflection

docs/index.js

@@ -98,7 +98,7 @@ add('message', ({ data: { options, config: baseURL, configURL, code, hooks } })
             const resolved = createResolved(
                 details,
                 custom || type,
-                config,
+                config || {},
                 interpreter
             );
 

docs/index.js.map

@@ -90,6 +90,6 @@
         "to-json-callback": "^0.1.1"
     },
     "worker": {
-        "blob": "sha256-uSxfqsqVSZlBPFigzq6NwPgjbnmMCy0m04d1dLJ7a5E="
+        "blob": "sha256-eG2hj9pRRsfcJCWLQ1EFPNlcmYLSsunHR06aVlLh7SA="
     }
 }