chore: .gitignore에 db 파일 추가

MEOHIN · MEOHIN · commit ff0006b37311 · 2025-09-17T16:35:38.000+09:00
diff --git a/.gitignore b/.gitignore
@@ -35,3 +35,7 @@ out/
 
 ### VS Code ###
 .vscode/
+
+### Custom ###
+db_dev.mv.db
+db_dev.trace.db
