Bilingual JSDoc

Workflow

1. •Open the target module file and locate the exported function.
2. •Write JSDoc in the required format:
   • •Chinese description, then English description
   • •@param lines with Chinese and English descriptions
   • •@returns line with return description
   • •At least two @example blocks (common case + edge case)
3. •Ensure types in JSDoc match the TypeScript signature.
4. •Keep wording concise and consistent with existing style.