message: cli: update plugin:diff to not require src/routes.ts
diff: @@ -39,6 +39,11 @@ const fileHandlers = [
  patterns: ['package.json'],
  handler: handlers.packageJson,
  },
  + {
  + // Not all plugins have routes
  + patterns: ['src/routes.ts'],
  + handler: handlers.skip,
  + },
  {
  // make sure files in 1st level of src/ and dev/ exist
  patterns: ['.eslintrc.js', /^(src|dev)\/[^/]+$/],
  