Prepare board-specific Aries Vision artifacts

aries-rb/best_result.json

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+{"acc": 0.75554, "timestamp": 1776458038, "checkpoint_dir_name": null, "done": true, "training_iteration": 1, "trial_id": "6ef78871", "date": "2026-04-18_05-33-58", "time_this_iter_s": 1415.9728350639343, "time_total_s": 1415.9728350639343, "pid": 449985, "hostname": "ae30e054f296", "node_ip": "172.17.0.3", "config": {"percentile": 0.01623416237577525, "topk": 0.009681059213076278}, "time_since_restore": 1415.9728350639343, "iterations_since_restore": 1, "experiment_tag": "17_percentile=0.0162,topk=0.0097"}