Single Section
One section, one line. The simplest possible case.
Mermaid source
%%metro title: Single Section%%metro style: dark%%metro line: main | Main | #e63946
graph LR subgraph only [Only Section] a[Input] b[Process] c[Output] a -->|main| b b -->|main| c endCLI command
nf-metro render examples/topologies/single_section.mmd -o single_section.svg