Initial commit: Complete backup system with portable tools

- GUI and CLI backup/restore functionality
- Auto-detection of internal system drive
- Smart drive classification (internal vs external)
- Reboot integration for clean backups/restores
- Portable tools that survive cloning operations
- Tool preservation system for external M.2 SSD
- Complete disaster recovery workflow
- Safety features and multiple confirmations
- Desktop integration and launcher scripts
- Comprehensive documentation

.github/copilot-instructions.md

@@ -0,0 +1,46 @@
+<!-- Use this file to provide workspace-specific custom instructions to Copilot. For more details, visit https://code.visualstudio.com/docs/copilot/copilot-customization#_use-a-githubcopilotinstructionsmd-file -->
+- [x] Verify that the copilot-instructions.md file in the .github directory is created.
+
+- [x] Clarify Project Requirements
+	Project: Linux backup system with GUI button for rebooting and cloning internal HDD to external M.2 SSD
+	Language: Python with tkinter for GUI
+	Requirements: Backup script, GUI interface, systemd service for reboot integration
+
+- [x] Scaffold the Project
+	Project structure created with:
+	- backup_manager.py: GUI application with tkinter
+	- backup_script.sh: Command-line backup script
+	- install.sh: Installation and setup script
+	- README.md: Comprehensive documentation
+
+- [x] Customize the Project
+	Customized with backup-specific features:
+	- Drive detection and validation
+	- GUI with progress monitoring
+	- Reboot integration capabilities
+	- Safety checks and confirmations
+	- Desktop integration support
+
+- [x] Install Required Extensions
+	No VS Code extensions required for this Python/Bash project
+
+- [x] Compile the Project
+	Dependencies installed and scripts tested:
+	- python3-tk for GUI interface
+	- pv for progress monitoring
+	- All scripts executable and functional
+
+- [x] Create and Run Task
+	No build task needed - Python/Bash scripts are ready to run
+
+- [x] Launch the Project
+	Project successfully launches:
+	- GUI: python3 backup_manager.py
+	- CLI: ./backup_script.sh --help
+	- Installation: ./install.sh
+
+- [x] Ensure Documentation is Complete
+	Documentation completed:
+	- README.md with comprehensive setup and usage instructions
+	- copilot-instructions.md properly configured
+	- All safety warnings and technical details included