[Feat]: Add Light and Dark Theme Toggle Feature✨

[AnushkaChouhan25]

Is there an existing issue for this?

• I have searched the existing issues

Feature Description

Implement a theme change feature across the website by adding a light and dark theme toggle button. Ensure the button is accessible on every page, with smooth transitions between themes, and store the user’s theme preference using local storage for a seamless experience across sessions.

Use Case

• User Preference
• Accessibility
• Consistent Experience

Benefits

No response

Priority

High

Agreements

• I agree to follow this project's Code of Conduct
• I'm a GSSoC contributor
• I'm a Hacktoberfest contributor
• I want to work on this issue
• I'm willing to provide further clarification or assistance if needed.

[github-actions]

Thank you for creating this issue! 🎉 Your issue will soon be reviewed by either the PA or a mentor. Please note that Level 1 is temporary and can be changed during the review. In the meantime, please make sure to provide all the necessary details and context. If you have any questions or additional information, feel free to add them here. Your contributions are highly appreciated! 😊

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