Brand marking an agent as runtime-driven. The thread Durable Object requires
it before a wake seam may start a run.
Direct core sender calls that mint a run still reach the durable runner,
which fails them terminally without executing. Structural so a test double
can opt in without constructing a real durable agent.
Brand marking an agent as runtime-driven. The thread Durable Object requires it before a wake seam may start a run.
Direct core sender calls that mint a run still reach the durable runner, which fails them terminally without executing. Structural so a test double can opt in without constructing a real durable agent.