docs: extend documentation

[kushagra189]

Description

Extended documentation for better understanding. Fixes #99

Type of change

• [x] Documentation update

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [x] My changes generate no new warnings
• [x] New and existing unit tests pass locally with my changes
• [x] I have not reduced the existing code coverage

[kushagra189]

@uniqueg the PR is completed from my end. Please review the same so we can close.