Merge pull request #94 from tamojit-123/patch-1

Updated Readme

Author: ashutosh1919

README.md

@@ -103,6 +103,8 @@ const openSource = {
 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.js`.
 Now, you need to run following command.
 
+**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.
+
 ```python
 node git_data_fetcher.js
 ```