feat(cli): add first implementation for install command

install_cmd.go

@@ -0,0 +1,45 @@
+package main
+
+import (
+	"log"
+
+	"github.com/spf13/cobra"
+)
+
+var installCmd = &cobra.Command{
+	Use:   "install [package_name]",
+	Short: "Install a package with the specified package manager",
+	Args:  cobra.ExactArgs(1),
+	Run: func(cmd *cobra.Command, args []string) {
+		packageName := args[0]
+		managerName, _ := cmd.Flags().GetString("manager")
+		var manager PackageManager
+		switch managerName {
+		case "os":
+			opSys, err := getLinuxDistribution()
+			if err != nil {
+				log.Printf("error getting OS information: %v", err)
+			}
+			sudoPassword, err := getSudoPassword()
+			if err != nil {
+				log.Fatal(err)
+			}
+			osManager := NewOSManager(opSys, sudoPassword, []string{packageName})
+			if err := osManager.Install([]string{packageName}); err != nil {
+				log.Printf("error: %v\n", err)
+			}
+		case "homebrew":
+			manager = &HomebrewManager{}
+		case "cargo":
+			manager = &CargoManager{}
+		case "pipx":
+			manager = &PipxManager{}
+		case "flatpak":
+			manager = &FlatpakManager{}
+		default:
+		}
+		if err := manager.InstallPackage(packageName); err != nil {
+			log.Printf("error: %v\n", err)
+		}
+	},
+}