Update duckdb index files

.gitattributes

@@ -55,3 +55,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 phi0108--demo-strucuture-en/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 phi0108--demo-strucuture-en/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+phi0108--demo-structure-en/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

phi0108--demo-structure-en/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f14112a70a36fdec5a54c73efb8734f8807134be1adb867ddfa0e4ee5ca51684
+size 1060864