Module polling 

Periodic upstream polls and shared signed-fetch primitive.

Modules

bootstrap_nonces_poll

Bootstrap-nonces poll: fetch + verify signed bootstrap-nonces.json, replace the in-memory AllowedNoncesView wholesale.

poller

Shared spawn/tick/log scaffolding for signed-artifact poll tasks.

revocations_poll

Revocations poll: fetch+verify signed revocations.json, replay into cert_revocations.

signed_fetch

Shared HTTP fetch + Bearer-token primitive; verification stays per-task.