Pnpm suppport (#6)

* fix: resolves issues #3 and #4

* feat: add pnpm support & introduce pkg manager wrap for npm

pkg/common/utils/command.go

@@ -1,7 +1,6 @@
 package utils
 
 import (
-	"fmt"
 	"os"
 	"os/exec"
 )
@@ -10,8 +9,10 @@ func ExecCmd(name string, args, env []string) error {
 	cmd := exec.Command(name, args...)
 	cmd.Env = append(os.Environ(), env...)
 
-	if err := cmd.Run(); err != nil {
-		return fmt.Errorf("error running cmd %s: %s\n", name, err.Error())
-	}
-	return nil
+	// Connect to standard streams
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	cmd.Stdin = os.Stdin
+
+	return cmd.Run()
 }