阶段1: 调度/生命周期切换 device_pool——task_manager 设备解析与状态查询、STFDevice 去 occupy/release、web_server 端点换数据源（USB 桥接保留到阶段 2）

static/admin/apps.js

@@ -167,7 +167,7 @@ async function openInstallModal(apkId){
     '<div id="install-dev-list" class="device-list">'+
       online.map(d=>{
         const isUsb=d.source==='usb';
-        const st='<span class="label label-'+(isUsb?'primary':'default')+'" style="margin-left:6px">'+(isUsb?'本地USB':(d.source==='stf'?'STF':'adb'))+'</span>';
+        const st='<span class="label label-'+(isUsb?'primary':'default')+'" style="margin-left:6px">'+(isUsb?'本地USB':(d.source==='pool'?'设备池':'adb'))+'</span>';
         // serial 唯一，显示 IP + 型号便于区分同型号设备
         const label=(d.serial||'').replace(/:5555$/,'')+' · '+(d.model||(isUsb?'USB 有线设备':'设备'));
         return '<label><input type="checkbox" value="'+esc(d.serial)+'" checked>'+esc(label)+st+'</label>';