Mermaid diagrams

Flow. A point stays compact until the reader opens it.

flowchart LR
  A[Markdown outline] --> B[Pointfold CLI]
  B --> C[HTML file]
  C --> D{Open a point}
  D --> E[Read its details]

The diagram and child points appear on expansion.

Sequence. The page loads the diagram renderer when needed.

sequenceDiagram
  participant Reader
  participant Page
  participant CDN
  Reader->>Page: Expand a diagram point
  Page->>CDN: Load Pele
  CDN-->>Page: Library
  Page-->>Reader: Rendered SVG

Later diagrams reuse the loaded library.

Class. Each point can contain other points.

classDiagram
  class Point {
    text
    stableID
  }
  Point "1" *-- "0..*" Point : children

Mindmap. An outline can explain several kinds of material.

mindmap
  root((Pointfold))
    Decisions
    Proofs
    Algorithms
    Codebase notes