Function settlePrimary

settlePrimary(
    kv: DeploymentKv,
    candidates: readonly string[],
    count: (site: string) => Promise<SiteCensus>,
): Promise<string | undefined>
Chooses and records the primary among several claimed sites, unless one was recorded meanwhile.
Parameters
- kv: DeploymentKv
- candidates: readonly string[]
- count: (site: string) => Promise<SiteCensus>
  asks one site's object what it holds
Returns Promise<string | undefined>
the primary now in force
- Defined in src/ops/deployment-site.ts:170