added a duplicate theme button

added dividers to sort theme context menu items

ShhShell/Host/HostsManager.swift

@@ -117,6 +117,17 @@ class HostsManager: ObservableObject, @unchecked Sendable {
 		return themeInQuestion == self.selectedTheme
 	}
 	
+	func duplicateTheme(_ theme: Theme) {
+		var newTheme = theme
+		newTheme.id = UUID().uuidString
+		if let index = themes.firstIndex(where: { $0.id == theme.id }) {
+			themes.insert(newTheme, at: index)
+		} else {
+			themes.append(newTheme)
+		}
+		saveThemes()
+	}
+	
 	func updateTheme(_ theme: Theme) {
 		guard let index = themes.firstIndex(where: { $0.id == theme.id }) else { return }
 		themes[index] = theme

ShhShell/Views/Themes/ThemeButton.swift

@@ -90,6 +90,17 @@ struct ThemeButton: View {
 				} label: {
 					Label("Rename", systemImage: "text.cursor")
 				}
+				Divider()
+			}
+			
+			Button() {
+				hostsManager.duplicateTheme(theme)
+			} label: {
+				Label("Duplicate", systemImage: "square.filled.on.square")
+			}
+			
+			if canModify {
+				Divider()
 				Button(role: .destructive) {
 					hostsManager.deleteTheme(theme)
 				} label: {