Azure Web Apps deployments | Harness Developer Hub
When deploying your application using a serverless solution, for example, Azure Functions or Azure App Service, you can use deployment slots to set up environments, such as a staging environment.
Terraform samples - Azure App Service
Shows the CD pipeline deploying to a staging slot in Azure App Services. ... Get started with continuous deployment to Azure App Service ...
App Service Deployment to Slot: 401 Unauthorized #10181
A Harness Azure Web App canary deployment shifts traffic from one deployment slot to another incrementally.