alice sets namespace standard on scenario34-pending-c24a42: write=approve, approver=ai:bob
  set-standard returned HTTP 405
settle 2s for standard settle
alice writes two memories into the governed namespace (should land in pending)
  p1=ad53a742-f747-4941-ab90-c901d6dc03a0 p2=1de1a07b-fca2-45f5-bbc8-63b98a15aee6
settle 4s for pending queue settle
bob lists pending on node-2
  pending queue has 0 entries
bob approves p1, rejects p2
  approve HTTP 403; reject HTTP 404
settle 5s for decision fanout
charlie reads the namespace — expects ONLY approved marker
  charlie sees approved=1 rejected=1