message: disable minifier restructuring in optimizer
diff: @@ -25,7 +25,8 @@ export class StylableOptimizer implements IStylableOptimizer {
  ) {}
  public minifyCSS(css: string): string {
  - return csso.minify(css).css;
  + // disabling restructuring as it breaks production mode by disappearing classes
  + return csso.minify(css, { restructure: false }).css;
  }
  public optimize(
  config: OptimizeConfig,
  