message: fix: edge cache issue
diff: @@ -189,8 +189,8 @@ export class Controller {
  if (data) {
  res.contentType('application/octet-stream')
  - res.setHeader('ETag', hashId)
  - res.setHeader('Access-Control-Expose-Headers', '*')
  + res.setHeader('ETag', JSON.stringify(hashId)) // by spec, the ETag must be a double-quoted string
  + res.setHeader('Access-Control-Expose-Headers', 'ETag')
  res.setHeader('Cache-Control', 'public, max-age=31536000, immutable')
  if(data.getLength()) {
  