chore(docs) add demo video to the readme

FRSgit · web-flow · commit 0704e584cad4 · 2022-01-10T02:43:59.000+01:00
diff --git a/README.md b/README.md
@@ -41,6 +41,8 @@
   <br>
 </p>
 
+https://user-images.githubusercontent.com/10456649/148709744-a23bc072-590a-4997-8ab8-252dc1b21791.mp4
+
 ## Getting started
 
 ### Installation
