Add HH:MM:SS timestamp to each log line in detail and log modals

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>

web/index.html

@@ -1127,16 +1127,24 @@ async function loadDetailLogs(taskId) {
   try {
     const d = await api(`/api/tasks/${taskId}/logs`);
     // 合并 DB 历史 + 内存实时日志（去重）
-    const dbMsgs = d.logs?.map(l => l.message) || [];
-    const memMsgs = (S.logs[taskId] || []).map(l => l.message);
-    const extra = memMsgs.filter(m => !dbMsgs.includes(m));
-    const all = [...dbMsgs, ...extra];
+    const dbLogs = d.logs || [];
+    const dbMsgs = dbLogs.map(l => l.message);
+    const memEntries = (S.logs[taskId] || []).filter(l => !dbMsgs.includes(l.message));
+    // 合并：DB 记录（含时间戳）+ 内存实时日志
+    const all = [
+      ...dbLogs.map(l => ({ ts: l.ts, message: l.message })),
+      ...memEntries,
+    ];
     if (!all.length) {
       el.innerHTML = '<div style="color:var(--muted)">暂无日志</div>';
     } else {
-      el.innerHTML = all.map(m => {
-        const isErr = /error|failed|exception/i.test(m);
-        return `<div style="${isErr ? 'color:var(--bad)' : ''}">${esc(m)}</div>`;
+      el.innerHTML = all.map(entry => {
+        const ts = entry.ts
+          ? new Date(typeof entry.ts === 'string' ? entry.ts + (entry.ts.includes('Z') || entry.ts.includes('+') ? '' : 'Z') : entry.ts * 1000)
+              .toLocaleTimeString('zh-CN', {hour:'2-digit', minute:'2-digit', second:'2-digit'})
+          : '--:--:--';
+        const isErr = /error|failed|exception/i.test(entry.message);
+        return `<div style="${isErr ? 'color:var(--bad)' : ''}"><span style="color:var(--muted);margin-right:10px;user-select:none">${ts}</span>${esc(entry.message)}</div>`;
       }).join('');
       el.scrollTop = el.scrollHeight;
     }
@@ -1397,9 +1405,10 @@ function appendLog(taskId, message) {
     const el = document.getElementById('detailLogs');
     if (el) {
       const isErr = /error|failed|exception/i.test(message);
+      const ts = new Date().toLocaleTimeString('zh-CN', {hour:'2-digit', minute:'2-digit', second:'2-digit'});
       const div = document.createElement('div');
       if (isErr) div.style.color = 'var(--bad)';
-      div.textContent = message;
+      div.innerHTML = `<span style="color:var(--muted);margin-right:10px;user-select:none">${ts}</span>${esc(message)}`;
       if (el.querySelector('[style*="加载中"], [style*="暂无"]')) el.innerHTML = '';
       el.appendChild(div);
       el.scrollTop = el.scrollHeight;