- update docs

Author: devston

README.md

@@ -1,5 +1,5 @@
 # ASP.Net Core MVC & Web API Diary Scheduler
-An ASP.Net Core 6 MVC & Web API diary scheduling app based on the domain-driven design concept. This makes use of ASP.Net Core 6 MVC, ASP.Net Core Web API, WebPack and fullcalendar.
+An ASP.Net Core 8 MVC & Web API diary scheduling app based on the domain-driven design concept. This makes use of ASP.Net Core 8 MVC, ASP.Net Core Web API, WebPack and fullcalendar.
 
 [![.NET](https://github.com/devston/dotnetmvc-webapi-diary-scheduler/actions/workflows/dotnet.yml/badge.svg?branch=master)](https://github.com/devston/dotnetmvc-webapi-diary-scheduler/actions/workflows/dotnet.yml)