Build .NET Core 3.0 Projects with Azure DevOps Pipeline Using Hosted Agents

.NET Core 3.0 is still in preview 7 and some of you may have already started developing projects with it. Implementing CI/CD is important to any project regardless of whether you are using bleeding edge technology or not. It is possible to setup your own build server with the required preview components setup a builds. However, if you can utile the hosted agents in Azure DevOps Services that would remove the burden of maintaining your own build server. Hence, let’s look at the steps required to build a .NET core 3.0 application with hosted 2019 agents.

Building ASP.NET Core 1.1 Web App with Team Services

ASP.NET Core 1.1 is available with Visual Studio 2017 and it is based on .csproj to provide us with a consistent experience inside Visual Studio. .csproj will be the way forward with ASP.NET Core and Microsoft encourages everyone developing on ASP.NET Core to move to Visual Studio 2017. You can see the recommendation in https://blogs.msdn.microsoft.com/dotnet/2017/03/07/announcing-net-core-tools-1-0/ quoted below. Microsoft will not be updating VS 2015 based tools for .NET core anymore.