feat: 新增 /拍一拍 功能 + 斜杠命令菜单

- 输入框输入 / 弹出命令菜单，当前支持 /拍一拍
- 选择对象后输入 /拍一拍 发送拍一拍通知
- 所有在线用户屏幕抖动 + 正常聊天样式显示消息
- 命令注册表可扩展，后续新增命令只需 push 到数组

resources/js/chat-room.js

@@ -288,9 +288,18 @@ import { leaveRoom, notifyExpiredLeave, saveExp, startHeartbeat, stopHeartbeat }
 import { bindToolbarControls, runFeatureShortcut, runToolbarAction } from "./chat-room/toolbar.js";
 import { bindChatInitialStateControls } from "./chat-room/initial-state.js";
 
+// 拍一拍模块
+import "./chat-room/pat.js";
+
+// 斜杠命令菜单
+import { bindSlashCommands, registerSlashCommand } from "./chat-room/slash-commands.js";
+
 if (typeof window !== "undefined") {
     bindInstantHoverTooltip();
 
+    // 初始化斜杠命令菜单
+    bindSlashCommands();
+
     // 保留聚合入口，懒加载模块通过按需动态导入自动初始化。
     window.ChatRoomTools = {
         // ── 静态核心模块（直接引用） ────────────────
@@ -469,6 +478,7 @@ if (typeof window !== "undefined") {
         bindWelcomeMenuControls,
         toggleWelcomeMenu,
         bindAdminMenuControls,
+        registerSlashCommand,
         bindBaccaratEvents,
         bindBaccaratLossCoverAdminControls,
         closeAdminBaccaratLossCoverModal,
@@ -680,6 +690,7 @@ if (typeof window !== "undefined") {
     window.loadFeedbackData = loadFeedbackData;
     window.loadMoreFeedback = loadMoreFeedback;
     window.bindFeedbackControls = bindFeedbackControls;
+    window.registerSlashCommand = registerSlashCommand;
 
     // ── Alpine 组件（静态导入，Blade 中 x-data 引用时同步可用） ──
     window.userCardComponent = userCardComponent;