Better architectural distinction between live coding mode and composition mode

src/lib/components/editor/EditorWithLogs.svelte

@@ -11,7 +11,6 @@
     onExecute?: (code: string, source: 'selection' | 'block' | 'document') => void;
     logs?: string[];
     editorSettings: EditorSettingsStore;
-    mode?: 'composition' | 'livecoding';
   }
 
   let {
@@ -20,8 +19,7 @@
     onChange,
     onExecute,
     logs = [],
-    editorSettings,
-    mode = 'composition'
+    editorSettings
   }: Props = $props();
 
   let logPanelRef: LogPanel;
@@ -76,7 +74,6 @@
       {onChange}
       {onExecute}
       {editorSettings}
-      {mode}
     />
   </div>