feat(meowpanel): 阶段C收尾——实时画面+远程遥控 (agent-224) — /api/screen.jpeg(fb0活动帧→自研最小baseline JPEG编码器,480x720≈24KB/帧,无libm零依赖) + /api/input/tap(坐标注入,BTN_TOUCH先行时序,本机触摸优先5s仲裁); 前端「屏幕」页(1fps可调,点击映射,息屏提示)

meowpanel→e98aec66 已部署; 真机验证: jpeg非全黑+注入tap拉起Files(日志+截图双证)
注: 注入走 write event1(实测本机可投递,未用uinput)

patch_v2/meowpanel/web/index.html

@@ -45,6 +45,10 @@
         <span class="nav-ico"><svg viewBox="0 0 24 24"><rect x="7" y="3" width="10" height="18" rx="2" fill="none" stroke="currentColor" stroke-width="2"/><circle cx="12" cy="15" r="2" fill="none" stroke="currentColor" stroke-width="2"/><path d="M10 7h4" stroke="currentColor" stroke-width="2" stroke-linecap="round"/></svg></span>
         <span class="nav-label">远程</span>
       </button>
+      <button class="nav-item" data-route="screen"  title="实时画面 / 点击遥控">
+        <span class="nav-ico"><svg viewBox="0 0 24 24"><rect x="3" y="5" width="18" height="12" rx="2" fill="none" stroke="currentColor" stroke-width="2"/><path d="M8 21h8M12 17v4" stroke="currentColor" stroke-width="2" stroke-linecap="round"/><circle cx="8.5" cy="11" r="1.2" fill="currentColor"/><path d="M12 11l3.5 4" stroke="currentColor" stroke-width="1.5" stroke-linecap="round"/></svg></span>
+        <span class="nav-label">屏幕</span>
+      </button>
       <button class="nav-item" data-route="system"  title="系统信息 / 升级">
         <span class="nav-ico"><svg viewBox="0 0 24 24"><rect x="6" y="3" width="12" height="18" rx="2" fill="none" stroke="currentColor" stroke-width="2"/><path d="M9 8h6M9 12h6M9 16h3" stroke="currentColor" stroke-width="2" stroke-linecap="round"/></svg></span>
         <span class="nav-label">系统</span>