feat: add cloudinary upload util

[aayushkatariaa]

Description 📝

Related Issues 🐛

This PR fixes - # ...

Checklist ✅

• [ ] I have read the contribution guidelines.
• [ ] My code follows the project's coding style.
• [ ] I have tested my changes locally.
• [ ] I have updated the documentation if necessary.
• [ ] All new and existing tests pass.
• [ ] I agree that all commits in this PR will be squashed.

Reviewer Instructions 👁️‍🗨️

Additional Notes 📌

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