Container Jobs are a relatively new feature of Azure DevOps which executes pipelines within a container.
build
Error thrown while building code using azure pipeline
Resolve error NETSDK1045: The current .NET SDK does not support targeting .NET Core 3.1. Either target .NET Core 2.2 or lower, or use a version of the .NET SDK that supports .NET Core 3.1
How to Build & Deploy ASP.NET Core Web API to Azure Linux App Service using Build & Release Pipeline
Steps to build & deploy ASP.NET CORE Web API to Azure Linux App Service using Azure DevOps Build and Release pipelines.
How to create Linux (Ubuntu) VSTS build agent using ARM template in Visual studio 2017
Using ARM template you can create new WLinux VM in a new/existing vNet, storage account, nic, and public ip with the new compute stack then install the Visual Studio Team Services build agent and all dependencies.
How to create windows VSTS build agent using ARM template in Visual studio 2017
Using ARM template you can create new Windows VM in a new vnet, storage account, nic, and public ip with the new compute stack then install the Visual Studio Team Services build agent.