Update build:prod script in package.json to use 'bash' for improved compatibility

package.json

@@ -4,7 +4,7 @@
   "private": true,
   "scripts": {
     "build": "nuxt build",
-    "build:prod": "sh ./scripts/build-prod.sh",
+    "build:prod": "bash ./scripts/build-prod.sh",
     "dev": "nuxt dev",
     "generate": "nuxt generate",
     "preview": "nuxt preview",