core/

Package adjustment holds the pricing adjustments a project relation carries to the rules they have to match: the surcharges, discounts, project discounts and kickbacks a rated amount passes through.

Package cardinality bounds the values a metric label is recorded under, which is what keeps a label whose vocabulary the process does not decide from minting series for as long as it runs.

Package dbmigrate runs an embedded goose migration chain against a PostgreSQL database.

Package envsecret implements the *_FILE convention every service's configuration follows: a secret may be given inline in its variable or as a path in a companion variable, which is how a Kubernetes Secret volume reaches the process without the value appearing in a pod spec.

Package event carries the canonical event schema every platform is normalized into: the wire types, their validation rules, and the categorization that derives an event's effect from its type.

Package health tracks how long a service's checks have been failing, which is what a liveness probe weighs against its threshold before it fails a pod.

Package ids derives event identifiers.

Package money holds the only rounding and division entry points in the system.

Package project names the registry conventions of decision D1 (roadmap/05-phase-5-commercial-pricing.md).

Package testkit holds the assertions every provider collector is tested against, so that a new provider proves it produces events the core accepts without reimplementing the rules.

Package timeline folds a resource's event history into the billable intervals it implies.