feat: Implement provider health monitoring widget

System status and provider optimization (#133)

fix: Replace modal with slide-out drawer panel from right side

feat: Add production-ready System Status Modal with real-time monitoring

feat: Add real-time system monitoring

feat: Implement service discovery and health monitoring (#128)

Fix: Make toast notifications resilient to config loading order

Cryptocurrency data source functionality (#124)

feat: UI improvements and error suppression - Enhanced dashboard and market pages with improved header buttons, logo, and currency symbol display - Stopped animated ticker - Removed pie chart legends - Added error suppressor for external service errors (SSE, Permissions-Policy warnings) - Improved header button prominence and icon appearance - Enhanced logo with glow effects and better design - Fixed currency symbol visibility in market tables