support postmeta, dataSource, manifest and postmetaAll import as needed

[ryuever]

No description provided.

[ryuever]

import site from 'next-docify/site?postmeta&manifest'

or

import site from 'next-docify/site'

site({
  accessPath: '',
  path: '',
  query: 'postmeta&manifest',
}).then(data => {
  // ...
 })

will choose one from these two formats.