Get animation by animationId (new architecture)
Direct 1-1 lookup using the new animationId field from technique. This is the preferred method for the new animation architecture.
Technique's animationId (e.g., "geon_heaven_strike")
SkeletalAnimation or undefined if not found
애니메이션ID로조회
Get animation by animationId (new architecture)
Direct 1-1 lookup using the new animationId field from technique. This is the preferred method for the new animation architecture.