[Phase 4] Performance Optimization for Channel Lists

[halsk]

Description

Optimize performance for large channel lists and improve the overall user experience.

Prerequisites

• Phase 1, 2, and 3 issues should be completed

Tasks

• Implement virtualized lists for better performance with large channel lists
• Optimize client-side filtering and sorting
• Add caching for channel data
• Implement lazy loading for channel details
• Optimize API requests to reduce payload size
• Add debouncing for search inputs
• Improve pagination performance
• Add performance monitoring and metrics

References

• Based on strategy document in PR Add Channel Analysis UI Strategy Document #171

Acceptance Criteria

• Channel lists render efficiently even with thousands of channels
• UI remains responsive during filtering and searching
• API requests are optimized for performance
• Caching reduces redundant data fetching
• Scrolling through large lists is smooth
• Search and filtering operations feel instantaneous