Update README

[Rajshah1302]

Description:
The README needs to be updated to include the following:

• Update the project description to reflect the landing page's purpose and functionality.
• Add React to the list of technologies used in the project.
• Include more detailed setup instructions for running the project locally.

Record:

• I want to work on this issue.

[Rajshah1302]

@chandansgowda Please assign this issue to me, I have already completed the task and will raise a PR asap
Best
-Raj