Each check by name: the db/cache probes and checks for health, the
readiness checks for ready, none for live. A custom check's result
is kept as it returned it.
The endpoint: path (health), readinessPath (ready) or livenessPath (live).
The names of the checks that failed.
Whether every check passed: the endpoint answers 200, otherwise 503.
ISO 8601 time of the report.
Seconds the process has been running.
What a health endpoint found, for a custom HealthCheckConfig.body.