DWposeDeluxe Batch Keypoints

<div id="dwpdlx_short_desc">Concatenates two keypoint batches.</div> **Function:** Appends frames from the second keypoint batch to the end of the first one. ### Inputs - **keypoints_1:** The first keypoint batch. - **keypoints_2:** The second keypoint batch (appended to first). ### Outputs - **pose_keypoints:** The combined keypoint sequence. ### Notes - Both batches should have the same canvas dimensions.