Initial connection policy for an ingress reconnect session. Public browser
and memory-only helpers resolve their default internally; Node persistent
store-and-forward exposes all three modes.
Type declaration
ReadonlyASYNC: "async"
Return immediately and connect on the background replay loop.
ReadonlyOFF: "off"
Try once on the caller and fail immediately.
ReadonlySYNC: "sync"
Retry on the caller within the configured reconnect budget.
Initial connection policy for an ingress reconnect session. Public browser and memory-only helpers resolve their default internally; Node persistent store-and-forward exposes all three modes.