Asp.Net核心的Application Insights的无代码启用.您需要执行基于代码的启用，这涉及到将SDK nuget安装到项目中，如下所述: https://docs.microsoft.com/en-us/azure/azure-monitor/app/asp-net-core

Code-less enablement of Application Insights for Asp.Net core is not yet supported for linux. You need to do code-based enablement, which involves installing SDK nugets to your project as documented below: https://docs.microsoft.com/en-us/azure/azure-monitor/app/asp-net-core