expert (E3): a week of the observability queue on a large legacy Prometheus/Alertmanager repo, graded by…

expert (E3): a week of the observability queue on a large legacy Prometheus/Alertmanager repo, graded by…: a task in 3ambench (Harbor dataset). Context: player-platform split on the 23rd. store-api now belongs to economy (see teams/ownership.yaml ). Two of the tickets below come from that.