fix(docker): use ASP.NET runtime and optimize build + update README#1

Giannoudis merged 1 commit intoPayroll-Engine:mainPayroll-Engine/PayrollEngine.PayrollConsole:mainfrom

gsayer:fix/docker-aspnet-runtime-readmegsayer/PayrollEngine.PayrollConsole:fix/docker-aspnet-runtime-readmeCopy head branch name to clipboard