chore(package): add 'prettier' configuration ovverides for format-on-save

Author: matteocng

package.json

@@ -77,5 +77,10 @@
     "presets": [
       "react-app"
     ]
+  },
+  "prettier": {
+    "singleQuote": true,
+    "trailingComma": "all",
+    "arrowParens": "always"
   }
 }