Update README.md

Author: FelixSelter

README.md

@@ -13,6 +13,10 @@
 
 I hope you enjoy it. Please give me a star if you like my work. Thank you!
 
+# Video Demo:
+![jenv](https://user-images.githubusercontent.com/55546882/162500534-d2d8c37a-8acf-4e6d-87e3-e7f800dbfcf4.svg)
+
+
 ## Installation
 1) **Clone this repository**
 2) **Add it to the path**
@@ -83,4 +87,4 @@ https://docs.microsoft.com/en-us/powershell/scripting/install/installing-powersh
 Be careful you have to run it as pwsh and not as powershell  
 Then you have to install Pester. This is only for tests: `Install-Module -Name Pester -Force -SkipPublisherCheck`  
 You could use your already installed powershell as well. However it has an old Pester Module already installed which you can not use and I could not figure out how it can be updated: https://github.com/pester/Pester/issues/1201  
-Navigate into the test folder and run the `test.ps1` file. It will backup your env vars and your jenv config while testing and automatically restore them later. But you should always let the tests finish else your vars and config wont be restored
+Navigate into the test folder and run the `test.ps1` file. It will backup your env vars and your jenv config while testing and automatically restore them later. But you should always let the tests finish else your vars and config wont be restored