NO_HOST

Constant NO_HOST 

Source
pub const NO_HOST: &str = "the serve matrix needs the Metrale Engine server that hosts this dashboard: it \
                           boots each checkpoint in-process. Run it from `met serve`'s \
                           dashboard rather than a standalone harness.";
Expand description

2026-09-26: What to tell the operator when nothing is installed; load fails with it.