Azure Function Proxies for Mocking

app-deploy.json

{
  "apiVersion": "2015-08-01",
  "type": "Microsoft.Web/sites",
  "name": "my-function-app",
  "location": "[resourceGroup().location]",
  "kind": "functionapp",
  ...
  "resources": [
    {
      "apiVersion": "2015-08-01",
      "type": "config",
      "name": "appsettings",
      ...
      "properties": {
        ...
        // Add this key with this value to enable Azure Function Proxies.
        "ROUTING_EXTENSION_VERSION": "~0.2"
      }
    },
    ...
  ]
}