diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000000000000000000000000000000000000..4edd5acb13dba6a9f44a206fa1b6a1789fbcc50a
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+*.bin filter=lfs diff=lfs merge=lfs -text
diff --git a/diff.txt b/diff.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6441bb19d25c4c5b3cf116646802defb6ab2f190
--- /dev/null
+++ b/diff.txt
@@ -0,0 +1 @@
+增加一个diff文件用于测试PR
\ No newline at end of file
diff --git a/webhooktest.bin b/webhooktest.bin
new file mode 100644
index 0000000000000000000000000000000000000000..bcd3fa8868021d13b5b9f09286304ba58859e320
--- /dev/null
+++ b/webhooktest.bin
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d223c7610cd421963617cb6b9394a2b610cf08b37d9a76852b28f9fa6940820f
+size 1048576