20221217.1

Paje/try to fix a bug where upload many files bricks the browser (#25)

* fix the global json so we can use an 6.x.x release of dotnet

* limit the parallel task for uploading

* fix the file upload dialog

* update packages

* remove local settings from publish

* fixes all code style issues and make the project aware of nullable

* apply some small fixes to the local development files

* remove css

* fix the parallel upload finally

* update packages