aspnet-mssql project does not actually connect to MSSQL database

[Nguyễn Quốc Trọng Nghĩa]

awesome-compose/aspnet-mssql/app/aspnetapp/Startup.cs does not contain UseSqlServer.

Also the awesome-compose/aspnet-mssql/app/aspnetapp/appsettings.json does not contain connectionstring to the database