Modernization Bugfix
Fix issues, add database setup script and update README for database configuration
- Introduced database-setup.sql to create the dbMedia database and MediaStream table with FileStream support.
- Updated README.md to include instructions for setting up the database and using the new SQL script.
- Refactored code to replace references from newsid to id for consistency across the application.
- Enhanced validation logic for media IDs to ensure compliance with Windows file naming conventions.
- Removed legacy StreamControllerSimplifiedTests as part of code cleanup.