message: Dislike `path.join` so much, remove the last piece
diff: @@ -65,7 +65,7 @@ export class Server {
  } else {
  root = path.resolve(`${this.extension.extensionRoot}/viewer`)
  }
  - const fileName = path.join(root, request.url.split('?')[0]) // The second argument starts with a `/`, so cannot path.resolve
  + const fileName = path.resolve(root, '.' + request.url.split('?')[0])
  let contentType = 'text/html'
  switch (path.extname(fileName)) {
  case '.js':
  