fix: change md files to md folder

app/static/js/services/dawCommandDispatcher.js

@@ -0,0 +1,58 @@
+// SonicForge Studio - DAW Command Dispatcher
+// Command Pattern & Undo/Redo Engine (28_AI_PANEL.md §1 & §2)
+
+const DAWCommandDispatcher = (function() {
+  const MAX_HISTORY = 50;
+  const history = [];
+  let historyIndex = -1;
+
+  function pushHistory(entry) {
+    history.push(entry);
+    if (history.length > MAX_HISTORY) history.shift();
+    historyIndex = history.length - 1;
+  }
+
+  function undo() {
+    if (historyIndex < 0) return null;
+    const entry = history[historyIndex];
+    historyIndex--;
+    return entry;
+  }
+
+  function redo() {
+    if (historyIndex >= history.length - 1) return null;
+    historyIndex++;
+    const entry = history[historyIndex];
+    return entry;
+  }
+
+  function canUndo() { return historyIndex >= 0; }
+  function canRedo() { return historyIndex < history.length - 1; }
+
+  const registry = {};
+
+  function register(name, handler) {
+    registry[name] = handler;
+  }
+
+  function execute(name, args) {
+    if (!registry[name]) {
+      return { success: false, error: `Unknown command: ${name}` };
+    }
+    return registry[name](args);
+  }
+
+  return {
+    register,
+    execute,
+    undo,
+    redo,
+    canUndo,
+    canRedo,
+    pushHistory,
+    get history() { return history; },
+    get historyIndex() { return historyIndex; }
+  };
+})();
+
+window.DAWCommandDispatcher = DAWCommandDispatcher;