Regex-based filtering system

Add comprehensive regex-based barcode filtering system (v1.29)

🔍 Advanced Barcode Filtering System
• Implemented real-time regex pattern matching for selective barcode capture
• Added foldable "Filtering" section in settings with enable checkbox and regex input
• Integrated filtering with SharedPreferences and managed configuration support
• Enhanced camera activity with live regex validation during barcode detection

⚙️ Filtering Capabilities
• Custom regex pattern support
• Check the Wiki for a list of common Regex expressions (HTTP/HTTPS, IP, IMEI, Security Numbers, National ID Numbers, International phone numbers, etc...)

📚 Comprehensive Documentation
• Created extensive regex pattern library (16-Common-Regex-Expressions.md)
• Added 200+ regex patterns for:
- Web URLs, IP addresses, MAC addresses
- Protocol-specific URIs (FTP, SSH, SMTP, etc.)
- Android system schemes and popular app deep links
- Government IDs and social security numbers (22 countries)
- Device identifiers (IMEI, phone numbers)
- Industry standards (ISBN, ISIN, UPC, etc.)
• Updated Android configuration guide with filtering setup
• Added symbologies reference table with 46+ barcode types

🏢 Enterprise Features
• Full MDM/EMM integration for remote filtering configuration
• Real-time policy updates without app restart
• Robust error handling with fallback behavior
• Performance-optimized regex processing

This release transforms the application into a precision tool for selective barcode capture, perfect for quality
control, inventory management, and specialized data collection workflows.