diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..f10b4a3
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,8 @@
+# 统一行尾为 LF：Windows / WSL 共享同一仓库时防止行尾伪差异
+* text=auto eol=lf
+
+# 二进制文件不做任何转换
+*.png binary
+*.jpg binary
+*.gif binary
+*.ico binary