Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ 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
+TigerResearch--tigerbot-earning-plugin/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

TigerResearch--tigerbot-earning-plugin/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9023527beb148977f0f55df2b63e7f331cfb1ca9274b8236952579e7dbae0314
+size 253767680