appinsights-instrumentation

# AppInsights Instrumentation Guide This skill provides **guidance and reference material** for instrumenting webapps with Azure Application Insights. > **⛔ ADDING COMPONENTS?** > > If the user wants to **add App Insights to their app**, invoke **azure-prepare** instead. > This skill provides reference material—azure-prepare orchestrates the actual changes. ## When to Use This Skill - User asks **how** to instrument (guidance, patterns, examples) - User needs SDK setup instructions - azure-prepare invokes this skill during research phase - User wants to understand App Insights concepts ## When to Use azure-prepare Instead - User says "add telemetry to my app" - User says "add App Insights" - User wants to modify their project - Any request to change/add components ## Prerequisites The app in the workspace must be one of these kinds - An ASP.NET Core app hosted in Azure - A Node.js app hosted in Azure ## Guidelines ### Collect context information Find out the (programming language, application framework, hosting) tuple of the application the user is trying to add telemetry support in. This determines how the application can be instrumented. Read the source code to make an educated guess. Confirm with the user on anything you don't know. You must always ask the user where the application is hosted (e.g. on a personal computer, in an Azure App Service as code, in an Azure App Service as container, in an Azure Container App, etc.). ### Prefer auto-instrument if pos...