Improve README

Author: saiteja13427

README.md

@@ -101,15 +101,16 @@ You can change the personal information, experience, education, social media, ce
 
 You will find `git_data_fetcher.mjs` file in the main directory of the repository. This file is used to fetch the data (Pull requests, Issues, Organizations, Pinned projects etc.) from your github.
 
-In the project you will see a `env.example` file, rename it to `.env`. In that file, you will see the following environment variables
+In the project you will see a `env.example` file, create a new file named `.env` and copy contents of `env.example` into it. In that file, you will see the following environment variables
 
 ```javascript
 GITHUB_TOKEN = your_token;
 GITHUB_USERNAME = your_username;
 ```
 
-You can get a github token as described [here](https://docs.github.com/en/github/authenticating-to-github/creating-a-personal-access-token). Give all permissions while generating token. Also add your `githubUserName` in the correct field inside `git_data_fetcher.mjs`.
-Now, you need to run following command.
+You can get a github token as described [here](https://docs.github.com/en/github/authenticating-to-github/creating-a-personal-access-token). Give all permissions while generating token. Add your github username and the token generated in `GITHUB_USERNAME` and `GITHUB_TOKEN` variables in the .env file.
+
+Now, you need to run following command. (Make sure you executed `npm install` before this)
 
 **Warning:** Treat your tokens like passwords and keep them secret. When working with the API, use tokens as environment variables instead of hardcoding them into your programs.