🚀 CodaiPro v2.1.0 - Enhanced Stability & Single Instance Protection

🎉 CodaiPro v2.1.0 - Enhanced Stability Release

✨ What's New in v2.1.0

🔒 Enhanced Single Instance Protection

• 4-layer protection system prevents multiple instances
• Windows Named Mutex + Port checking + Process locks
• Completely eliminates the "multiple windows opening" issue

⚡ Improved Stability

• Enhanced exit strategies prevent restart loops
• Better memory management for lab environments
• Optimized for low-resource university computers
• Clean shutdown with proper resource cleanup

🎓 Perfect for Students

• ✅ 100% Offline - No internet connection required
• ✅ Lab-Ready - Works on restricted university computers
• ✅ Portable - Run directly from USB drive
• ✅ Exam-Friendly - Available during coding exams
• ✅ Zero Installation - No admin rights needed

🐛 Major Bug Fixes

• Fixed: Multiple application instances opening concurrently
• Fixed: Application restarting after being closed
• Fixed: Background processes remaining after exit
• Fixed: Port conflicts causing startup failures
• Improved: Process cleanup and resource management

🚀 Technical Improvements

• Enhanced Launcher: 4-layer single instance protection
• Improved Exit Handling: Multiple exit strategies (os._exit, sys.exit, ExitProcess)
• Better Error Handling: Comprehensive exception management
• Memory Optimization: Reduced RAM usage for lab computers
• Build System: Professional packaging with PyInstaller

📥 Download Options

🎯 Recommended: Portable Executable

Perfect for students and lab environments:

• File: CodaiPro-v2.1-Portable-Windows.zip
• Size: ~500MB (includes all dependencies)
• Requirements: Windows 10/11 (64-bit), 4GB RAM
• Installation: Just extract and run!

🐍 For Developers

• Source Code: Available in repository
• Requirements: Python 3.11+, see INSTALLATION.md
• Build Instructions: Run BUILD_V21.bat

🎯 Perfect Use Cases

Scenario	Why CodaiPro Excels
🏫 Lab Exams	Works offline, portable, no installation needed
💻 Coding Competitions	Fast AI assistance, instant debugging
📚 Learning	Code explanations, algorithm breakdowns
🏢 Restricted Networks	No internet dependency, security compliant

🔧 System Requirements

Minimum:

• Windows 10 (64-bit)
• 4GB RAM
• 2GB free storage

Recommended:

• Windows 11 (64-bit)
• 8GB+ RAM
• SSD storage

🚀 Quick Start

1. Download the portable ZIP file below
2. Extract to your desired location (USB drive works great!)
3. Run CodaiPro_v21.exe
4. Start coding with AI assistance!

🆘 Troubleshooting

Multiple instances still opening?

# Run the cleanup script first
KILL_V21.bat