feat: chord editing prototype

feat: printing style for layout

icons.config.ts

@@ -10,6 +10,7 @@ const config: IconsConfig = {
     "node_modules/@fontsource-variable/material-symbols-rounded/files/material-symbols-rounded-latin-full-normal.woff2",
   outputPath: "src/lib/assets/icons.min.woff2",
   icons: [
+    "add",
     "piano",
     "keyboard",
     "settings",
@@ -69,6 +70,7 @@ const config: IconsConfig = {
     "redo",
     "navigate_before",
     "navigate_next",
+    "print",
   ],
   codePoints: {
     speed: "e9e4",