message: Update README file tree. Fix widget build
diff: @@ -204,10 +204,12 @@ const externalConfig = () => {
  }
  if (config?.isWidget || config?.opts.ownTokens?.length) {
  + if (config?.opts.ownTokens?.length) {
  config.opts.ownTokens.forEach((token) => {
  config[token.standard][token.name.toLowerCase()] = token
  reducers.core.markCoinAsVisible(token.name.toUpperCase())
  })
  + }
  // Clean not uninitialized single-token
  // ? we can't use here as whole string {#WIDGETTOKENCODE#} ?
  