[Feature]: Add developer profile share card generator

[kavin553]

Before submitting

• I have searched existing issues and discussions to make sure this idea is not already covered.
• I have read the contribution guidelines.

Problem statement

Users currently cannot generate a shareable profile card for social media.

Proposed solution

Generate a visual profile card containing:

• Avatar
• Name
• Skills
• Stats
• Public profile link

Export as PNG.

Alternative solutions considered

Sharing raw profile URLs is less engaging.

Use case or motivation

Helps promote user profiles on LinkedIn, X, and Discord.

References or mockups

GitHub Wrapped
Spotify Share Cards

Additional context

Frontend-only implementation possible.

[kavin553]

Hi maintainers 👋

I'd love to work on this feature.

I plan to implement a shareable profile card generator with export functionality while preserving the current design language.

Please assign this issue to me.

Thank you 🚀