[Custom Issue]: Implement Video Request Limiter

[Varsha-1605]

📝 Issue Description

Add validation for maximum 3 videos and 10-second length limitation.

🎯 Expected Outcome

Acceptance Criteria:

Check video count
Validate video length
Add error handling
Create error messages
Add request logging

📋 Additional Context

No response

📜 Confirmation

• I have reviewed the existing issues to avoid duplication
• I have provided sufficient detail for others to understand the issue

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[Builder-Byte]

I can do this

[Varsha-1605]

@Builder-Byte complete it as soon as possible.

[Varsha-1605]

@Builder-Byte complete this task by today