Add Distributed Task Scheduler to Task Queues section

[Khanrukku]

Description

Added Distributed Task Scheduler to the Task Queues section.

This is a production-ready distributed system that:

• Handles 1,000+ concurrent tasks with Redis broker
• Implements rate limiting using token bucket algorithm
• Achieves 99.5% uptime with automatic failure recovery
• Containerized with Docker and orchestrated with Kubernetes
• Implements circuit breaker pattern for resilience

The project demonstrates modern distributed systems architecture and is actively maintained.

Checklist

• Added to the appropriate section
• Maintains alphabetical order
• Follows the existing format
• Project is actively maintained
• Project has proper documentation

[JinyangWang27]

@Khanrukku Thanks for your submission. However, this project does not meet our acceptance criteria:

GitHub stars: 0 star (minimum 100 required, or strong justification for Hidden Gem).

Please see our CONTRIBUTING.md for full requirements. You're welcome to resubmit once the project has matured and gained community traction.