docs: updated readme

Author: marabesi

README.md

@@ -6,6 +6,9 @@
 Are you tired of accessing **free websites just to format your json content**? Me too. Besides the "data protection"
 issue sometimes we just want to have it formatted to move on.
 
+[![Youtube Video](https://github.com/user-attachments/assets/b98ab111-0ad1-493e-be53-135620a81d2a)](https://www.youtube.com/watch?v=IhCSsIGQ7YQ)
+<!-- Generated by https://t.cuts.so/github/video -->
+
 According to [ThoughtWorks in the tech radar 27 (item 76 under **Tools**)](https://www.thoughtworks.com/content/dam/thoughtworks/documents/radar/2022/10/tr_technology_radar_vol_27_en.pdf) developers should hold
 the practice of formatting or sharing information in formatting tools that are not complying with data jurisdiction.