fix: resolve Node.js version compatibility and package installation i…

…ssues

- Upgraded Node.js to version >=14.21.3 to meet package requirements
- Regenerated package-lock.json to resolve lockfile version mismatch
- Cleared npm cache and reinstalled dependencies to fix missing package errors

package.json

@@ -16,13 +16,13 @@
     "webpack-merge": "^5.9.0"
   },
   "scripts": {
-    "build:dev": "sdkEnv=sandbox webpack --config webpack.dev.js",
-    "build:dev-integ": "sdkEnv=integ webpack --config webpack.dev.js",
-    "start": "sdkEnv=local webpack serve --config webpack.dev.js",
-    "build:prod": "sdkEnv=prod webpack --config webpack.common.js",
+    "build:dev": "cross-env sdkEnv=sandbox webpack --config webpack.dev.js",
+    "build:dev-integ": "cross-env sdkEnv=integ webpack --config webpack.dev.js",
+    "start": "cross-env sdkEnv=local webpack serve --config webpack.dev.js",
+    "build:prod": "cross-env sdkEnv=prod webpack --config webpack.common.js",
     "build": "webpack --config webpack.common.js",
-    "build:sandbox": "sdkEnv=sandbox webpack --config webpack.common.js",
-    "build:integ": "sdkEnv=integ webpack --config webpack.common.js",
+    "build:sandbox": "cross-env sdkEnv=sandbox webpack --config webpack.common.js",
+    "build:integ": "cross-env sdkEnv=integ webpack --config webpack.common.js",
     "test": "cd cypress-tests && npm run cypress:run",
     "re:build": "rescript",
     "re:clean": "rescript clean",
@@ -68,6 +68,7 @@
     "babel-loader": "^9.1.3",
     "babel-plugin-add-react-displayname": "^0.0.5",
     "copy-webpack-plugin": "^11.0.0",
+    "cross-env": "^7.0.3",
     "css-loader": "^6.7.1",
     "cz-conventional-changelog": "^3.3.0",
     "eslint": "^8.57.0",