- Upgrade Go version from 1.21 to 1.25.0
- Update golang.org/x/sys dependency to v0.42.0
- Add Unix/Linux admin check using os.Geteuid() with sudo requirement
- Add Windows admin check using windows.SID and token membership validation
- Integrate admin privilege validation into main CLI entry point
- Enhance monitor.go with graceful signal handling for Ctrl+C interrupts
- Add signal channels for clean shutdown of monitoring loop
- Ensures VPN client runs with required elevated privileges on both platforms
- Add GUI (Test) module with Fyne-based interface (internal/gui/gui.go, internal/gui/server.go)
- Add CLI monitoring capability (internal/cli/monitor.go)
- Add main_cli.go entry point for CLI-only builds
- Add comprehensive documentation suite covering setup, build, quick start, and changelog
- Add admin manifest (admin.manifest) for Windows UAC elevation support
- Add rsrc.syso.json configuration for resource embedding
- Update .gitignore to exclude build scripts (*.bat, *.sh)
- Update main.go and cli.go to support dual GUI (Test)/CLI modes
- Update README.md with new project information
- Enables users to build and run both GUI (Test)and CLI versions with proper admin privileges on Windows
