useContext hook for state-management

[padmajabhol]

Pull Request Template

Solves #184

Use useContext hook for managing state.

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue).
• New feature (non-breaking change which adds functionality).
• Breaking change (fix or feature that would cause existing functionality to not work as expected).
• This change requires a documentation update.

Additional Context (Please include any Screenshots/gifs if relevant)

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Checklist:

• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.
• I have made corresponding changes to the documentation.
• I have added corresponding tests.
• Any dependent changes have been merged and published in downstream modules.