Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+gauss314--options-IV-SP500/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

gauss314--options-IV-SP500/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6b76bb73287cfe58b4729bb367b7c7a4bb3a217c82cb30e485635308477b2b46
+size 336605184