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
+mindchain--text1/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

mindchain--text1/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fba817e7a0467645d259b02bfa745769287e9f5c05706f20212aa0f0d1ceae22
+size 1060864