Quiz app ANKUR2304 dark theme implementation

[munaimpro]

✅ Developer Checklist

• [x] I have followed all the guidelines mentioned in the README file.

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📝 Summary

I have designed and implemented the dark mode for the ANKUR2304 quiz app theme. This implementation includes -

• A theme icon at the top right of the screen
• User's preferred theme will always be active, until changing it again

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📸 Screenshots / GIFs

Here are the screenshots

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🔗 Live Project Link

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