* Revert "Remove 0-sized queue"

This reverts commit 6d229b3f70cf567c3df0abfe4de7bc1c882b0355.

* Revert "Temporarily remove notification cron worker (#3732)"

This reverts commit 447e3929cb2d4964cd79ea00617271c8f0cffd85.

* Revert "Temporarily disable accept_traffic_until actions (#3730)"

This reverts commit 58afe3376f248a8746b5e2b91f33ac072c0d9fa1.

* Send accept_traffic_until notifications at 8 UTC rather than 5

* Add option for dry-run

* Expose dry_run in a dedicated function