Deployment slots - development, QA, UAT, staging, and production

App Service or Azure Web Apps is a main or production slot. In the Standard and Premium tiers, we can create deployment slots other than the main slot to deploy an application. We can use deployment slots for different environments before deploying an application into the main slot.

Slots are not different from a live web application. They have their own set of content, configurations, and hostnames. We can swap slots to roll back failures too.

  1. In the Azure portal, go to the MyPetClinic Azure web application.
  2. In the APP DEPLOYMENT category, click on the Deployment slots option:
  1. Click on +Add Slot.
  2. Provide a Name for the new slot and select Configuration Source:
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