docs: function watch(tasks) {
  
     if (tasks["watch"]) {
        console.warn("`watch` task redefined.")
        return
     }
  
     const names = Object.keys(tasks).filter((name) => tasks[name].watch)
     if (!names.length)
        return
  
  
     gulp.task("watch", () => {
        for (const name of names) {
           const glob = tasks[name].watch
           const watcher = gulp.watch(glob, gulp.task(name))
           watcher.on("change", (path) => console.log(`${timestamp()} '${path}' was changed, running tasks...`))
        }
     })
  
  }