[WIP] Code Quality, Security Review & Best Practices Implementation

[Copilot]

Thanks for assigning this issue to me. I'm starting to work on it and will keep this PR's description up to date as I form a plan and make progress.

Original prompt

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This section details on the original issue you should resolve

<issue_title>Code Quality, Security Review & Best Practices Implementation</issue_title>
<issue_description>Perform a comprehensive code quality and security review of the entire codebase, including static code analysis, security pattern validation, and implementation of best practices.

perform all the testings and validate no design drawback or feature functionalities are affected by this change. </issue_description>

<agent_instructions>create a new branch and perform all the tesings there. follow the guidelins i mentioned and display screenshots.
do not merge. just create a PR when you are done </agent_instructions>

Comments on the Issue (you are @copilot in this section)

• Fixes Code Quality, Security Review & Best Practices Implementation #19

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