As a developer I need a top nav outline

[mjy]

Left:

• [full logo] Docs

Floated right, left to right

• [Guide] { guide/README.md, submenu is level 2 subheaders in left menu of guide }
• [Develop] { guide/README.md, submenu is level 2 subheaders in left menu of develop }
• [Use TaxonWorks] { guide/start_a_project.md }
• [Cite] { about/citing.md }
• [API] { guide/api.md }
• [Report bug] { guide/bug_reports.md ? # may move, but here for now }
• [Contact] {about/contact.md }
• [Languages] { see https://v2.vuepress.vuejs.org/guide/i18n.html#theme-i18n-config }
• [Github {submenu: Docs (this repo), Code (taxonworks repo), API (taxonworks_api repo), Install (install taxonworks repo) }
• [Darkmode toggle (default lightmode)
• [Search]