Struct Controller

usecases/namespaces/controller.go:100–104

Controller owns the namespace control-plane state. Concurrency contract: hashicorp RAFT invokes Snapshot from a goroutine that may run concurrently with Apply, so the RLock inside Snapshot is load-bearing, not cosmetic. Applies are serialized by RAFT (write-lock semantics); queries take the read-lo

// semantics); queries take the read-lock. Do not remove the Snapshot
// RLock in a future refactor.
type Controller struct {
	mu         sync.RWMutex
	namespaces map[string]*cmd.Namespace
	logger     logrus.FieldLogger
}

// NewController returns an empty, ready-to-use controller.
func NewController(logger logrus.FieldLogger) *Controller {