1. Click on this link https://dapper-gumdrop-7e311e.netlify.app/
2. You will see all posts on the front page.
3. Click on any post you will get redirect to another page which will give you all words in that post starting with a or A.
4. Click on the Change A with * button
5. You can return on main page and see the changes happens according to what is asked in assignment

Sometimes backend deployment does not work due free hosting of it

https://drive.google.com/file/d/1sP-vU3P3UJMzPMtSTIHuilPIzc94nIRH/view?usp=sharing

You can refer this video where I have explain it using local host and postman