diff --git a/.gitignore b/.gitignore
index aeda74c..57fe52d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 .safeclade
 .safeclaude
 .claude
+.DS_Store
diff --git a/src/assets/bg-music.mp3 b/src/assets/bg-music.mp3
new file mode 100644
index 0000000..fe06ee3
Binary files /dev/null and b/src/assets/bg-music.mp3 differ