Upload train.sn with git-lfs

.gitattributes

@@ -25,3 +25,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zip filter=lfs diff=lfs merge=lfs -text
 *.zstandard filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
+train.sn filter=lfs diff=lfs merge=lfs -text

train.sn

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:41ddcb4585d8c4d03cc9492573f734183cd19a70cf500b0c28375507625a87f8
+size 20553827