Updated README

README.md

@@ -16,7 +16,14 @@
 <a href="https://portal.azure.com/#create/Microsoft.Template/uri/https%3A%2F%2Fraw.githubusercontent.com%2Fchristian-vorhemus%2Ffunction-app%2Fmaster%2Fazuredeploy.json" target="_blank">
 <img src="https://raw.githubusercontent.com/Azure/azure-quickstart-templates/master/1-CONTRIBUTION-GUIDE/images/deploytoazure.png"/>
 </a>
-2. After the deployment finished (~20min) add the 
+
+2. After the deployment has finished (~30min) as a workaround for now, add the function "default" host key as an environment variable
+named "FunctionHostKey" in the function (if the variable is already there, replace the value) and click "Save"
+<img src="demo/functionkey.png" width="400">
+
+3. If you put files in the storage account "data" container, the files are processed and put in CosmosDB following the standardized output format.
+<img src="demo/data_container.png" width="400">
+
 
 ## Naming
 ### Azure