add initial marp implementation with sample content and build configuration

node_modules/mj-context-menu/js/menu_util.js

@@ -0,0 +1,32 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.MenuUtil = void 0;
+var MenuUtil;
+(function (MenuUtil) {
+    function close(item) {
+        var menu = item.menu;
+        if (menu.baseMenu) {
+            menu.baseMenu.unpost();
+        }
+        else {
+            menu.unpost();
+        }
+    }
+    MenuUtil.close = close;
+    function getActiveElement(item) {
+        var menu = item.menu;
+        var baseMenu = (menu.baseMenu ? menu.baseMenu : menu);
+        return baseMenu.store.active;
+    }
+    MenuUtil.getActiveElement = getActiveElement;
+    function error(_error, msg) {
+        console.error('ContextMenu Error: ' + msg);
+    }
+    MenuUtil.error = error;
+    function counter() {
+        return count++;
+    }
+    MenuUtil.counter = counter;
+    var count = 0;
+})(MenuUtil = exports.MenuUtil || (exports.MenuUtil = {}));
+//# sourceMappingURL=menu_util.js.map