🖼️ feat: Avatar GIF Support & Dynamic Extensions

[berry-13]

Summary

• ✨ Avatar Processing Enhancements:

  • 🌀 Support for animated GIFs: Avatars preserve animation during upload and resizing
  • 📛 Dynamic file extension assignment: Ensures correct naming across S3, Firebase, Azure, and Local storage
  • 🛠️ Centralized resizing logic via resizeAvatar: Standardizes 250x250px square cropping for all avatars

• 🖥️ Server-Side Improvements:

  • 🏗️ Refactored uploadAgentAvatarHandler: Integrates new resizing logic and dynamic storage strategies
  • 📐 Enhanced metadata handling: Uses sharp to reliably extract image properties

• 👤 Client-Side Updates:

  • 🔑 Added key to AgentAvatarRender: Ensures correct React re-rendering on avatar change

Change Type

• New feature (non-breaking change which adds functionality)

Testing

I've tested the upload functionality with both .png and .gif image files.

Checklist

• My code adheres to this project's style guidelines
• I have performed a self-review of my own code
• I have commented in any complex areas of my code
• My changes do not introduce new warnings
• Local unit tests pass with my changes
• Any changes dependent on mine have been merged and published in downstream modules.