alice sets namespace standard on scenario34-pending-61237c: write=approve, approver=ai:bob
  set-standard returned HTTP 201
settle 2s for standard settle
alice writes two memories into the governed namespace (should land in pending)
  p1=c7342c5a-e9a3-4069-9592-6f461acbb1f6 p2=8fda162b-ce3a-4bb7-86f8-3ae637660530
settle 4s for pending queue settle
bob lists pending on node-2
  pending queue has 2 entries
bob approves p1, rejects p2
  approve HTTP 200; reject HTTP 200
settle 5s for decision fanout
charlie reads the namespace — expects ONLY approved marker
  charlie sees approved=1 rejected=0