message: Better error message when Storybook package can't be found.
diff: @@ -59,11 +59,7 @@ const find = name =>
  });
  });
  -const read = async l => {
  - const result = await fs.readFile(l, 'utf8');
  -
  - return JSON.parse(result);
  -};
  +const read = async filepath => JSON.parse(await fs.readFile(filepath, 'utf8'));
  const timeout = count =>
  new Promise((_, rej) => {
  @@ -83,12 +79,12 @@ const findViewlayer = async ({ env }) => {
  return { viewLayer, storybookVersion };
  }
  - // Try to find the
  + // Try to find the Storybook viewlayer package
  const findings = viewLayers.map(v => find(v));
  const rejectedFindings = findings.map(p => p.then(disregard, () => true));
  const allFailed = Promise.all(rejectedFindings).then(() => {
  throw new Error(
  - 'Could not discover Storybook version. Try upgrading the chromatic-cli package?'
  + 'Could not find a supported Storybook viewlayer package. Make sure one is installed.'
  );
  });
  