feat: Implement profile picture #343

[hubsMIT1]

Fixes Issue #343

My PR closes #343

👨‍💻 Changes proposed(What did you do ?)

• Created a UserAvatar file for profile picture
• Added schema for profile image
• Used Google Vision API to check unsafe content in pictures

✔️ Check List (Check all the applicable boxes)

• [x] My code follows the code style of this project.
• [x] This PR does not contain plagiarized content.
• [x] The title and description of the PR is clear and explains the approach.

Note to reviewers

📷 Screenshots

https://drive.google.com/file/d/1A10Gfon7JnLGqyImLPX62llo6RC-LrrK/view?usp=sharing

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[mathiasayivor]

Can the docs also be updated on how to configure vision?

[Dun-sin]

Can the docs also be updated on how to configure vision?

Let the PR be merged first, I will but there's no point when it's not yet merged, like chill

[hubsMIT1]

Can the docs also be updated on how to configure vision?

Let the PR be merged first, I will but there's no point when it's not yet merged, like chill

should I update?

[Dun-sin]

Can the docs also be updated on how to configure vision?

Let the PR be merged first, I will but there's no point when it's not yet merged, like chill

should I update?

Yes it's much better you do it, so it all gets merged together. Add it to the Readme steps.