fix: properly lock across source and content refresh by sharing a mutex

Jacky Zhao

2023-08-23 99dbe525d9b221bf12778ed899c94ef103a77c45

 .prettierrc

@@ -2,5 +2,6 @@
  "printWidth": 100,
  "quoteProps": "as-needed",
  "trailingComma": "all",
  "tabWidth": 2
  "tabWidth": 2,
  "semi": false
}