Add soar_v2 critical-frame annotations

Sparse critical-frame annotations with close/open events placed at the observed gripper sensor half-travel frame.

.gitattributes

@@ -59,3 +59,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.mp4 filter=lfs diff=lfs merge=lfs -text
 *.webm filter=lfs diff=lfs merge=lfs -text
 meta/soar_metadata.jsonl filter=lfs diff=lfs merge=lfs -text
+meta/critical_frames.jsonl filter=lfs diff=lfs merge=lfs -text

meta/critical_frames.jsonl

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e22b94584c0b9dfd57ce41831e8e33169831da2da2849599f657b408d54d6254
+size 14869643