feat: 设备自动发现——定时扫描局域网+Tailscale 网段开放 adb 5555 的设备进入待连接池，用户确认后才加入正式设备池（不自动连接）；socket 并发探测+adb 短超时验证（state=device 过滤 unauthorized），配置存 app_meta 可前端调整；配套：adb_connect_light 验证短超时、DISABLE_SCHEDULER 回归开关

static/admin/tools.js

@@ -39,6 +39,87 @@ async function loadToolsDevices(force){
   status.textContent = '共 '+_clipDevices.length+' 台设备';
 }
 
+// ================== 设备自动发现（扫描 → 待连接池 → 确认） ==================
+function loadDiscovery(){
+  apiGet('/api/devices/discovery').then(r=>{
+    if(!r||!r.ok)return;
+    const status=document.getElementById('discovery-status');
+    const enabled=document.getElementById('discovery-enabled');
+    const interval=document.getElementById('discovery-interval');
+    const subnets=document.getElementById('discovery-subnets');
+    if(!enabled)return;   // 面板未渲染（离开子分栏）
+    enabled.checked=!!r.enabled;
+    interval.value=r.interval||60;
+    subnets.value=(r.subnets||[]).join(', ');
+    // 状态行
+    if(r.scanning){status.textContent='扫描中...';}
+    else if(r.last_scan){
+      let txt='上次扫描 '+esc(r.last_scan)+' · 开放 '+r.last_result.found+' · 可连 '
+        +(r.last_result.verified||0)+' · 新增 '+(r.last_result.new||0);
+      if(r.last_error)txt+=' · ⚠ '+esc(r.last_error);
+      status.textContent=txt;
+    }else{status.textContent='尚未扫描';}
+    // 待连接表格
+    const rows=(r.pending||[]);
+    const tb=document.getElementById('tb-discovery');
+    if(!tb)return;
+    if(!rows.length){
+      tb.innerHTML='<tr><td colspan="6" class="empty">待连接池为空（扫描到的设备会出现在这里）</td></tr>';
+    }else{
+      tb.innerHTML=rows.map(x=>{
+        const src=x.source==='tailscale'
+          ?'<span class="label label-info">Tailscale</span>'
+          :'<span class="label label-warning">局域网</span>';
+        const onl=x.online
+          ?'<span class="label label-success">在线</span>'
+          :'<span class="label label-warning">离线</span>';
+        return '<tr><td style="font-family:monospace">'+esc(x.serial)+'</td>'
+          +'<td>'+src+'</td><td>'+esc(x.first_seen)+'</td><td>'+esc(x.last_seen)+'</td><td>'+onl+'</td>'
+          +'<td><button class="btn btn-primary btn-xs" onclick="confirmDiscoveryDev(''+esc(x.serial)+'')">确认添加</button> '
+          +'<button class="btn btn-xs" onclick="ignoreDiscoveryDev(''+esc(x.serial)+'')">忽略</button></td></tr>';
+      }).join('');
+    }
+  });
+}
+function toggleDiscovery(checked){
+  apiPost('/api/devices/discovery/settings',{enabled:checked}).then(r=>{
+    if(r&&r.ok)showToast('定时扫描已'+(checked?'开启':'关闭'),'success');
+    else showToast('设置失败: '+((r&&r.error)||''),'error');
+  });
+}
+function saveDiscoverySettings(){
+  const subnets=(document.getElementById('discovery-subnets').value||'')
+    .split(',').map(s=>s.trim()).filter(Boolean);
+  const interval=parseInt(document.getElementById('discovery-interval').value)||60;
+  apiPost('/api/devices/discovery/settings',{subnets,interval}).then(r=>{
+    if(r&&r.ok)showToast('设置已保存','success');
+    else showToast('保存失败: '+((r&&r.error)||''),'error');
+  });
+}
+function runDiscoveryScan(){
+  apiPost('/api/devices/discovery/scan',{}).then(r=>{
+    if(r&&r.ok){showToast(r.msg||'扫描已启动','success');setTimeout(loadDiscovery,3000);}
+    else showToast('扫描失败: '+((r&&r.error)||''),'error');
+  });
+}
+function confirmDiscoveryDev(serial){
+  const name=prompt('备注名（可选，留空直接添加）','');
+  if(name===null)return;
+  apiPost('/api/devices/discovery/confirm',{serial,name}).then(r=>{
+    if(r&&r.ok){
+      showToast('已加入设备池'+(r.is_new?'':'（已存在，已更新）'),'success');
+      loadDevPool();loadDiscovery();
+    }else showToast('确认失败: '+((r&&r.error)||''),'error');
+  });
+}
+function ignoreDiscoveryDev(serial){
+  if(!confirm('忽略 '+serial+'？下轮扫描可能再次发现'))return;
+  apiPost('/api/devices/discovery/ignore',{serial}).then(r=>{
+    if(r&&r.ok){showToast('已忽略','success');loadDiscovery();}
+    else showToast('操作失败: '+((r&&r.error)||''),'error');
+  });
+}
+
 function toggleClipDevice(cb){
   if(cb.checked)_clipSelected.add(cb.value);
   else _clipSelected.delete(cb.value);