Feature/qr code download

[SMITAGADE]

📌 Pull Request Summary

Added a QR code section in the footer for direct mobile app download. Users can now scan the QR code to go straight to the official app download page, improving UX and reducing friction.

🛠️ Type of Change

Please select options that are relevant to your pull request

• 🐛 Bug fix
• [yes ] ✨ New feature
• 🧹 Code refactor
• 🧪 Tests added/updated
• 📄 Documentation update
• 🚀 Performance improvement
• 🔧 Other (please describe):

🔗 Related Issue

Closes #737

✅ Checklist

Please confirm the following before submitting:

• [ yes] I have tested my changes locally
• [ yes] I have run npm run dev or similar to check code style
• I have updated documentation (if necessary)
• [ yes] My code follows the project’s coding conventions
• [ yes] I have merged the latest main or dev branch
• [yes ] I have performed a self-review of my own code.
• [yes ] My changes generate no new warnings or errors.
• [yes ] I have commented my code, especially in hard-to-understand areas
• [yes ] I have linked the related issue

📸 Screenshots (if applicable)

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🧠 Additional Notes

QR code uses qrcode.react and is responsive for mobile and desktop.

CTA text added: “📲 Scan to Download” below the QR code.

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[SMITAGADE]

Please merge this pr

[SMITAGADE]

hey there, it would be great if you could review and merge this pr