Prepare board-specific Aries Vision artifacts

aries-rb/best_result.json

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+{"acc": 0.84484, "timestamp": 1779247943, "checkpoint_dir_name": null, "done": true, "training_iteration": 1, "trial_id": "ca463253", "date": "2026-05-20_12-32-23", "time_this_iter_s": 919.2902157306671, "time_total_s": 919.2902157306671, "pid": 2745684, "hostname": "ae30e054f296", "node_ip": "172.17.0.3", "config": {"percentile": 0.007344840322703966, "topk": 0.02815687145199326}, "time_since_restore": 919.2902157306671, "iterations_since_restore": 1, "experiment_tag": "16_percentile=0.0073,topk=0.0282"}