* replace NewtonSoft with System.Text.Json
* not use auth for brande and types and use GetFromJsonAsync
* fix
* fix
* Auth HttpGet more simple.
* Put, Delete and Post more simple.
* Fixed Edit for remove image and keep image and change other fields.
Added description required in Blazor Admin.
* Removed using not used
* Refactor AuthService and introduce HttpService. add validation for price.
* return null in HttpService if not success.
* Limt Price to 1000 mximum
* DI for Blazor Services
* one blazor service.
* fix