Refactored article-starter code to follow the best practices

[sc-esariupendri]

New example sites: This repository does not accept pull requests that add new example sites. If your change introduces a new top-level app under examples/ (or equivalent), it will be out of scope. To publish your own app, use the repo as a template or a fork. Details: Contributing: what we do not accept.

Description / Motivation

Please describe the context and motivation for this change. Why is this PR necessary? What problem does it solve or what feature does it add?
Include information on major design decisions, approaches taken, and any technical details important for reviewers to know.

Testing Details

• Unit Test Added
• Manual Test/Other (Please elaborate)

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Types of changes

• 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 change)

Terms

• I agree to follow this project's Code of Conduct.

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