feat(watcher): add macOS autostart support via launchd

cmd/root.go

@@ -1,7 +1,11 @@
 package cmd
 
 import (
+	"fmt"
+	"os"
+
 	"github.com/mathismqn/godeez/internal/config"
+	"github.com/mathismqn/godeez/internal/watcher"
 	"github.com/spf13/cobra"
 )
 
@@ -17,8 +21,15 @@ var RootCmd = &cobra.Command{
 	PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
 		var err error
 		appConfig, err = config.New(cfgPath)
+		if err != nil {
+			return err
+		}
 
-		return err
+		if err := watcher.EnsureAutostart(); err != nil {
+			fmt.Fprintf(os.Stderr, "Warning: failed to install autostart for watcher: %v\n", err)
+		}
+
+		return nil
 	},
 }