* Add function to set structured error early

* Remove unused imports

* Save test handler in setUp

* Add utils file for shared test service

* Rename structured error functions

* Use setUpAll to save error handler and call initStructuredError from other init

* Rename widget inspector test service

* Remove debugging print statement

* Move error handling setting back to initServiceExtensions

* Rename structured error handler in test

* Namespace environment variable

* Rename test