Add 'help {cmdName}'

[VaibhavArora314]

Fixes

Fixes #162

Types of changes

• [ ] Bug/Hot fix (non-breaking change which fixes an bug)
• [x] New feature (non-breaking change which adds a functionality/feature)
• [x] Refactoring Old Code ( non-breaking change replacing already existing code)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Description

Added "help {cmdName}" command which gives a full description of the respective command. Also, added full info about every cmd in the config file. Info is an array of strings which will be used while explaining the cmd.

Preview Link

https://terminal-portfolio-7aqw9pphs-vaibhav31.vercel.app/

Checklist:

• [x] I have read the CONTRIBUTING guidelines in repository.
• [x] My pull request has a descriptive title and is attached to an existing issue.
• [x] I haven't repeated the code and it follows established code style of repository.
• [x] My branch is up-to-date with upstream branch.

[TechSpiritSS]

Add help {cmd} in the description of help so that user will be aware of this.

[VaibhavArora314]

Done

[VaibhavArora314]

@TechSpiritSS please review the pr. I have made all the required changes.

[TechSpiritSS]

Great 🚀