code: function transformModuleName(moduleName) {
    let parts = moduleName.split('/')
  
    if (parts.length > 1) { // one of our packages
      let packageName = dirToPackage[parts[0]]
  
      parts.shift() // remove first item, the dir name
  
      if (parts.length === 1 && parts[0] === 'main') {
        parts.shift() // completely empty!
      }
  
      parts.unshift(packageName)
    }
  
    return parts.join('/')
  }
docs: /*
  NOTE: this logic is overkill now that modules names are just '@fullcalendar/*'