docs: remove extraneous character from Song Mode Implementation Plan heading

acidsound · acidsound · commit 2aa7664de0ad · 2026-02-03T18:50:33.000+09:00
diff --git a/docs/SONG_MODE_PLAN.md b/docs/SONG_MODE_PLAN.md
@@ -1,4 +1,4 @@
-ㅖ# Song Mode Implementation Plan
+# Song Mode Implementation Plan
 
 ## 1. Overview
 The **Song Mode** feature upgrades USS44 from a single-loop sequencer to a pattern-based song arranger. It introduces the concept of **Patterns** (independent 16-64 step sequences) and a **Song Playlist** (a sequential list of patterns).

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-ㅖ# Song Mode Implementation Plan`
	`1`	`+# Song Mode Implementation Plan`
`2`	`2`
`3`	`3`	`## 1. Overview`
`4`	`4`	`The Song Mode feature upgrades USS44 from a single-loop sequencer to a pattern-based song arranger. It introduces the concept of Patterns (independent 16-64 step sequences) and a Song Playlist (a sequential list of patterns).`