{
  "schema_version": 1,
  "profile_version": "1.0.1",
  "action_id": "stretch",
  "base_parameters": "config/actions/stretch/parameters.json",
  "sampling_algorithm": "sha256-keyed-uniform-v1",
  "variations": {
    "stretch.wing.openness": {
      "scope": "action",
      "distribution": "uniform",
      "min": 0.2,
      "max": 0.3
    },
    "stretch.wing.hold": {
      "scope": "action",
      "distribution": "uniform",
      "min": 34,
      "max": 42
    },
    "stretch.foot.pitch_deg": {
      "scope": "action",
      "distribution": "uniform",
      "min": -15,
      "max": -9
    }
  },
  "constraints": {
    "start_end_pose": "perch_neutral",
    "support_foot": "R",
    "loopable": false,
    "no_per_frame_randomness": true
  },
  "capabilities": {
    "implemented": [
      "one wing",
      "same-side foot",
      "weight shift"
    ],
    "not_implemented_yet": [
      "脚の物理IK",
      "荷重・筋骨格シミュレーション"
    ]
  },
  "range_review": "candidate_human_review_required"
}