[Image] Add error/loading state handling

[ravisuhag]

Summary

Image is a custom component wrapping the native <img> element. Has redundant attributes and missing prop forwarding.

Improvements

3. Add error/loading state handling

No built-in handling for image load errors or loading states. Consider adding onError fallback support.

Moved to Cross-Cutting Issues

The following items have been moved to cross-cutting issues that address them across all components:

• Accessibility baseline (Accessibility baseline: aria attributes, roles, and semantic HTML #673)
• Forward HTML attributes (Forward HTML attributes (spread rest props) #674)

Files

• packages/raystack/raystack/components/image/