fixup some bug for pake-cli

bin/utils/shell.ts

@@ -1,8 +1,9 @@
 import shelljs from "shelljs";
+import { npmDirectory } from "./dir.js";
 
 export function shellExec(command: string) {
   return new Promise<number>((resolve, reject) => {
-    shelljs.exec(command, { async: true, silent: false }, (code) => {
+    shelljs.exec(command, { async: true, silent: false, cwd: npmDirectory}, (code) => {
       if (code === 0) {
         resolve(0);
       } else {