- Create validate_config.py script with 100+ validation checks
- Validate basic settings (URLs, emails, integers, booleans)
- Check security settings and production readiness
- Validate feature flags, performance settings, and file upload limits
- Support both .env files and direct environment variables
- Provide detailed error messages and configuration suggestions
- Include environment consistency checks and best practice warnings
- Fixed Bootstrap bg-dark class to use better contrasting color
- Added comprehensive text-muted contrast fixes for various contexts
- Improved dark theme colors for better accessibility
- Fixed CSS inheritance issues for code elements in dark contexts
- All color choices meet WCAG AA contrast requirements
