mountain-climber

name	mountain-climber
description	Mimes mountain climbers, holding a plank while driving the knees toward the chest one at a time, on a loop. Use when the command mentions mountain climber, mountain climbers, or climbing knees in a plank.
category	exercise
disable-model-invocation	true
subskills	["move-leg","move-arm","bend-knees"]

Mountain Climber

Hold a forward plank and alternately drive each knee forward toward the chest, on a loop.

How

• Base plank: Spine:[75,0,0], Chest:[10,0,0], hands down *UpperArm:[120,0,0], root.y:-0.15.
• Drive one knee in (hip flex): RightUpLeg:[55,0,0],RightLeg:[90,0,0], while the other leg extends back (LeftUpLeg:[-15,0,0], on toes LeftFoot:[60,0,0]).
• Swap legs each half-cycle; keep the torso bowed the whole time.

Example

• "do mountain climbers" -> {"durationMs":2600,"say":"Mountain climbers!","sequence":{"loop":true,"frames":[{"t":0,"pose":{"Spine":[75,0,0],"Chest":[10,0,0],"LeftUpperArm":[120,0,0],"RightUpperArm":[120,0,0],"RightUpLeg":[55,0,0],"RightLeg":[90,0,0],"LeftUpLeg":[-15,0,0],"LeftLeg":[10,0,0],"LeftFoot":[60,0,0]},"root":{"y":-0.15}},{"t":0.5,"pose":{"LeftUpLeg":[55,0,0],"LeftLeg":[90,0,0],"LeftFoot":[90,0,0],"RightUpLeg":[-15,0,0],"RightLeg":[10,0,0],"RightFoot":[60,0,0]},"root":{"y":-0.15}},{"t":1,"pose":{"RightUpLeg":[55,0,0],"RightLeg":[90,0,0],"LeftUpLeg":[-15,0,0],"LeftLeg":[10,0,0]},"root":{"y":-0.15}}]}}