Refactor Market Recommender Logic and Enhance User Interface

- Updated the market recommender backend logic to include new constants for ignored symbols and symbol conversions, improving data handling.
- Adjusted scoring thresholds for global volume metrics to reflect more accurate market conditions, enhancing recommendation accuracy.
- Enhanced the Streamlit frontend to improve user experience, including updated recommendation names and improved data fetching logic with processing state handling.
- Implemented retry logic for data fetching, providing better feedback during background processing and ensuring smoother user interactions.
- Refined the display of market recommendations, including detailed metrics and improved styling for clarity.

Author: goldhaxx