cmd/modern/root/open.go Updates open command to include VSCode and SSMS subcommands cmd/modern/root/open/vscode.go Main VSCode command implementation with settings file manipulation cmd/modern/root/open/vscode_*.go Platform-specific VSCode implementations cmd/modern/root/open/ssms.go Main SSMS command implementation cmd/modern/root/open/ssms_*.go Platform-specific SSMS implementations (Fatal on non-Windows) cmd/modern/root/open/clipboard.go Helper function for clipboard-based password sharing cmd/modern/root/open/*_test.go Comprehensive test coverage for new commands internal/tools/tool/vscode*.go VSCode tool detection and configuration internal/tools/tool/ssms*.go SSMS tool detection and configuration internal/pal/clipboard*.go Cross-platform clipboard implementation using native APIs internal/tools/tools.go Registers VSCode and SSMS tools README.md Adds clear documentation with usage examples .gitignore Adds /modern build artifact