First re-iteration of docs

Created by: joshmue

General Status Page (API) docs

Includes:

• overview
• 2 of 4 diagrams from https://github.com/joshmue/scs-standards/tree/statuspage-design/Design-Docs/statuspage
  • components.drawio as Github-native, Docusaurus-renderable mermaid diagram in components.md
  • levels_of_consensus.drawio as text in levels_of_consensus.md

Not included yet:

• remaining 2 of 4 diagrams from https://github.com/joshmue/scs-standards/tree/statuspage-design/Design-Docs/statuspage
  • data_model.drawio as generated OpenAPI documentation via Docusaurus OpenAPI plugin
  • architecture.drawio
• more documentation overall

Once merged, ...

I'd open a PR at the docs-page repository.