diff --git a/.memory/worklog.json b/.memory/worklog.json
index 83347f0..65aedb3 100644
--- a/.memory/worklog.json
+++ b/.memory/worklog.json
@@ -419,6 +419,13 @@
       "message": "auto-save 2026-04-20 00:09 (~1)",
       "hash": "865315f",
       "files_changed": 1
+    },
+    {
+      "ts": "2026-04-20T00:15:03+08:00",
+      "type": "commit",
+      "message": "auto-save 2026-04-20 00:14 (~1)",
+      "hash": "de7a9ec",
+      "files_changed": 1
     }
   ]
 }
diff --git a/orchestrator/src/admin-ui.ts b/orchestrator/src/admin-ui.ts
index 9ecc81c..4567754 100644
--- a/orchestrator/src/admin-ui.ts
+++ b/orchestrator/src/admin-ui.ts
@@ -80,23 +80,24 @@ export const USER_VIEW_HTML = String.raw`<!DOCTYPE html>
 <html lang="zh-CN">
 <head>
 <meta charset="UTF-8">
-<title>Lobe Sandbox · 计算机视图</title>
+<title>Lobe Sandbox · Terminal</title>
 <script src="https://cdn.tailwindcss.com"></script>
 <script defer src="https://cdn.jsdelivr.net/npm/alpinejs@3.x.x/dist/cdn.min.js"></script>
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@xterm/xterm@5.5.0/css/xterm.css" />
+<script src="https://cdn.jsdelivr.net/npm/@xterm/xterm@5.5.0/lib/xterm.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/@xterm/addon-fit@0.10.0/lib/addon-fit.js"></script>
 <style>
   body { background: #0a0e1a; color: #e5e7eb; font-family: ui-sans-serif, system-ui, sans-serif; margin: 0; }
   .card { background: linear-gradient(180deg, #141b2d 0%, #0f1522 100%); border: 1px solid #1f2937; }
-  .tool-executeCode { background: #2563eb; }
-  .tool-runCommand { background: #7c3aed; }
-  .tool-writeLocalFile, .tool-editLocalFile { background: #059669; }
-  .tool-readLocalFile, .tool-listLocalFiles { background: #0891b2; }
-  .tool-moveLocalFiles, .tool-renameLocalFile { background: #d97706; }
-  .tool-searchLocalFiles, .tool-grepContent, .tool-globLocalFiles { background: #6366f1; }
-  .tool-fail { background: #dc2626 !important; }
   .scrollbar::-webkit-scrollbar { width: 8px; height: 8px; }
   .scrollbar::-webkit-scrollbar-thumb { background: #334155; border-radius: 4px; }
   .scrollbar::-webkit-scrollbar-track { background: transparent; }
   pre { font-family: 'SF Mono', Menlo, Consolas, monospace; }
+  #xterm { padding: 8px; height: 100%; background: #0a0e1a; }
+  .xterm-viewport::-webkit-scrollbar { width: 10px; }
+  .xterm-viewport::-webkit-scrollbar-thumb { background: #374151; border-radius: 5px; }
+  /* read-only cursor:隐藏闪烁指示 */
+  .xterm-cursor-layer { display: none !important; }
 </style>
 </head>
 <body x-data="userView()" x-init="init()" class="h-screen flex flex-col overflow-hidden">
@@ -118,10 +119,28 @@ export const USER_VIEW_HTML = String.raw`<!DOCTYPE html>
   </div>
 </header>
 
-<div class="flex-1 grid grid-cols-[320px_1fr_1fr] overflow-hidden">
+<!-- 主体:左侧终端(大)+ 右侧文件(可折叠)-->
+<div class="flex-1 grid overflow-hidden" :style="filesOpen ? 'grid-template-columns:1fr 280px' : 'grid-template-columns:1fr 0'">
 
-  <!-- 文件树 -->
-  <aside class="card border-y-0 border-l-0 overflow-y-auto scrollbar">
+  <!-- 终端 -->
+  <section class="flex flex-col overflow-hidden bg-[#0a0e1a]" @click="term && term.focus()">
+    <div class="px-4 py-2 border-b border-gray-800 text-xs font-semibold text-gray-400 flex justify-between items-center">
+      <span>📟 sandbox@<span x-text="userId.slice(0,16)"></span>:~$</span>
+      <div class="flex items-center gap-3">
+        <span class="text-[10px] text-red-500/60">● READ-ONLY(只看不能敲,操作交给 AI)</span>
+        <span x-show="sseConnected" class="text-emerald-500 text-[11px]">● live</span>
+        <span x-show="!sseConnected" class="text-gray-600 text-[11px]">○ 离线</span>
+        <button @click="filesOpen=!filesOpen" class="text-[11px] text-gray-500 hover:text-white">
+          <span x-show="!filesOpen">📁 文件 →</span>
+          <span x-show="filesOpen">← 收起文件</span>
+        </button>
+      </div>
+    </div>
+    <div id="xterm" class="flex-1 overflow-hidden"></div>
+  </section>
+
+  <!-- 文件抽屉(可折叠)-->
+  <aside x-show="filesOpen" class="card border-y-0 border-r-0 overflow-y-auto scrollbar">
     <div class="px-4 py-2 border-b border-gray-800 sticky top-0 bg-[#0f1522] text-xs font-semibold text-gray-400">
       📁 /workspace (<span x-text="files.length"></span>)
     </div>
@@ -134,33 +153,35 @@ export const USER_VIEW_HTML = String.raw`<!DOCTYPE html>
           <span class="text-[10px] text-gray-600 group-hover:text-gray-400 tabular-nums" x-text="fmtBytes(f.size)"></span>
         </div>
       </template>
-      <div x-show="files.length === 0 && !loadingFiles" class="text-xs text-gray-600 p-3">
-        <span x-show="state !== 'RUNNING'">容器停机中,启动后可见文件</span>
+      <div x-show="files.length === 0" class="text-xs text-gray-600 p-3">
+        <span x-show="state !== 'RUNNING'">容器停机中</span>
         <span x-show="state === 'RUNNING'">空工作区</span>
       </div>
     </div>
   </aside>
+</div>
 
-  <!-- 中间:文件预览 -->
-  <section class="card border-y-0 overflow-hidden flex flex-col">
+<!-- 文件预览模态 -->
+<div x-show="selectedPath" @click="selectedPath=''" style="position:fixed;inset:0;background:rgba(0,0,0,0.7);z-index:50;display:flex;align-items:center;justify-content:center" x-cloak>
+  <div @click.stop class="card rounded-lg flex flex-col" style="width:85vw;height:85vh">
     <div class="px-4 py-2 border-b border-gray-800 text-xs font-semibold text-gray-400 flex justify-between items-center">
-      <span x-text="selectedPath ? '📄 ' + selectedPath : '📄 选文件查看'"></span>
-      <span x-show="selectedPath" class="text-gray-600" x-text="fmtBytes(selectedSize)"></span>
+      <span x-text="'📄 ' + (selectedPath || '')"></span>
+      <div class="flex items-center gap-3">
+        <span class="text-gray-600" x-text="fmtBytes(selectedSize)"></span>
+        <button @click="selectedPath=''" class="text-gray-400 hover:text-white">✕ 关闭</button>
+      </div>
     </div>
-    <div class="flex-1 overflow-auto scrollbar bg-[#0a0e1a]">
-      <template x-if="!selectedPath">
-        <div class="p-10 text-center text-gray-600 text-sm">← 点左边的文件</div>
-      </template>
+    <div class="flex-1 overflow-auto scrollbar">
       <template x-if="selectedType === 'image'">
-        <div class="p-4"><img :src="selectedUrl" class="max-w-full rounded shadow-lg"/></div>
+        <div class="p-4 text-center"><img :src="selectedUrl" class="max-w-full rounded shadow-lg mx-auto"/></div>
       </template>
       <template x-if="selectedType === 'html'">
         <div class="h-full flex flex-col">
-          <div class="px-3 py-1.5 bg-[#0f1522] border-b border-gray-800 text-xs flex justify-between items-center">
-            <span class="text-gray-500">🎮 HTML 实时预览(沙盒 iframe,JS 可跑)</span>
-            <div class="flex gap-2">
-              <button @click="htmlMode='preview'" :class="htmlMode==='preview'?'text-emerald-400':'text-gray-500'" class="hover:text-white">▶ 玩</button>
-              <button @click="htmlMode='source'" :class="htmlMode==='source'?'text-emerald-400':'text-gray-500'" class="hover:text-white">&lt;&gt; 源码</button>
+          <div class="px-3 py-1.5 bg-[#0f1522] border-b border-gray-800 text-xs flex justify-between">
+            <span class="text-gray-500">🎮 HTML 实时预览</span>
+            <div class="flex gap-3">
+              <button @click="htmlMode='preview'" :class="htmlMode==='preview'?'text-emerald-400':'text-gray-500'">▶ 玩</button>
+              <button @click="htmlMode='source'" :class="htmlMode==='source'?'text-emerald-400':'text-gray-500'">&lt;&gt; 源码</button>
               <a :href="'data:text/html;charset=utf-8,' + encodeURIComponent(selectedContent)" target="_blank" class="text-gray-500 hover:text-white">↗ 新窗口</a>
             </div>
           </div>
@@ -175,33 +196,7 @@ export const USER_VIEW_HTML = String.raw`<!DOCTYPE html>
         <div class="p-4 text-red-400 text-sm" x-text="selectedContent"></div>
       </template>
     </div>
-  </section>
-
-  <!-- 右侧:活动时间线 -->
-  <section class="card border-y-0 border-r-0 overflow-hidden flex flex-col">
-    <div class="px-4 py-2 border-b border-gray-800 text-xs font-semibold text-gray-400 flex justify-between">
-      <span>▶ 活动时间线 (<span x-text="events.length"></span>)</span>
-      <span x-show="sseConnected" class="text-emerald-500">● live</span>
-      <span x-show="!sseConnected" class="text-gray-600">○ 离线</span>
-    </div>
-    <div class="flex-1 overflow-y-auto scrollbar p-3 space-y-2" id="timeline">
-      <template x-for="e in events.slice().reverse()" :key="e.id">
-        <div class="rounded-md overflow-hidden bg-[#0a0e1a] border border-gray-800">
-          <div class="flex items-center gap-2 px-3 py-2 text-[11px]">
-            <span class="inline-block w-2 h-2 rounded-full" :class="'tool-' + e.toolName + (!e.success ? ' tool-fail' : '')"></span>
-            <span class="font-mono text-gray-400" x-text="fmtTime(e.ts)"></span>
-            <span class="font-semibold text-white" x-text="e.toolName"></span>
-            <span class="text-gray-600 ml-auto" x-text="e.durationMs + 'ms'"></span>
-          </div>
-          <div class="px-3 pb-2 text-xs text-gray-400 truncate font-mono" x-text="e.summary || ''"></div>
-        </div>
-      </template>
-      <div x-show="events.length === 0" class="text-xs text-gray-600 text-center py-10">
-        等待活动 — 让 AI 写个文件试试
-      </div>
-    </div>
-  </section>
-
+  </div>
 </div>
 
 <script>
@@ -214,22 +209,142 @@ function userView() {
     token: new URLSearchParams(location.search).get('token') ?? '',
     state: 'LOADING',
     files: [],
-    loadingFiles: false,
     events: [],
     sseConnected: false,
+    filesOpen: true,
     selectedPath: '',
     selectedSize: 0,
     selectedType: '',
     selectedContent: '',
     selectedUrl: '',
     htmlMode: 'preview',
+    term: null,
+    fitAddon: null,
+    seenEvents: new Set(),
     get sortedFiles() {
       return [...this.files].sort((a, b) => b.mtime - a.mtime);
     },
     async init() {
+      this.initTerminal();
       await this.loadInfo();
       await this.loadFiles();
       this.connectSSE();
+      window.addEventListener('resize', () => this.fitAddon && this.fitAddon.fit());
+    },
+    initTerminal() {
+      const term = new Terminal({
+        cursorBlink: false,
+        disableStdin: true,
+        fontSize: 13,
+        fontFamily: '"SF Mono", Menlo, Consolas, "Liberation Mono", monospace',
+        theme: {
+          background: '#0a0e1a',
+          foreground: '#e5e7eb',
+          cursor: 'transparent',
+          black: '#1f2937',
+          red: '#ef4444',
+          green: '#10b981',
+          yellow: '#f59e0b',
+          blue: '#3b82f6',
+          magenta: '#a855f7',
+          cyan: '#06b6d4',
+          white: '#f3f4f6',
+          brightBlack: '#6b7280',
+        },
+        scrollback: 5000,
+      });
+      const fitAddon = new FitAddon.FitAddon();
+      term.loadAddon(fitAddon);
+      term.open(document.getElementById('xterm'));
+      fitAddon.fit();
+      term.writeln('\x1b[90m# lobe-sandbox terminal — READ-ONLY view, AI 操作实时镜像\x1b[0m');
+      term.writeln('\x1b[90m# 你在 ai.milejoy.com 聊,AI 调工具的每一条命令都会显示在这里\x1b[0m');
+      term.writeln('');
+      this.term = term;
+      this.fitAddon = fitAddon;
+    },
+    renderEventToTerminal(e) {
+      if (!this.term) return;
+      const t = this.term;
+      const ts = '\x1b[90m[' + new Date(e.ts).toTimeString().slice(0,8) + ']\x1b[0m';
+      const statusIcon = e.success ? '\x1b[32m✓\x1b[0m' : '\x1b[31m✗\x1b[0m';
+      const p = e.params || {};
+      switch (e.toolName) {
+        case 'executeCode': {
+          const lang = p.language || 'python';
+          const code = String(p.code || '');
+          const tmp = '/tmp/sb.' + (lang === 'python' ? 'py' : lang === 'typescript' ? 'ts' : 'js');
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36mcat >\x1b[0m ' + tmp + ' \x1b[90m<< EOF\x1b[0m');
+          code.split('\n').slice(0, 40).forEach(l => t.writeln('  \x1b[37m' + l.replace(/\x1b/g, '') + '\x1b[0m'));
+          if (code.split('\n').length > 40) t.writeln('  \x1b[90m...(' + (code.split('\n').length - 40) + ' 行省略)\x1b[0m');
+          t.writeln('  \x1b[90mEOF\x1b[0m');
+          const runner = lang === 'python' ? 'python3' : lang === 'typescript' ? 'bun run' : 'node';
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36m' + runner + '\x1b[0m ' + tmp);
+          const r = e.result || {};
+          if (r.stdout) r.stdout.split('\n').slice(0, 50).forEach(l => t.writeln(l));
+          if (r.stderr) r.stderr.split('\n').slice(0, 20).forEach(l => t.writeln('\x1b[31m' + l + '\x1b[0m'));
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90mexitCode=' + (r.exitCode ?? '?') + ', ' + e.durationMs + 'ms\x1b[0m');
+          break;
+        }
+        case 'runCommand': {
+          const cmd = String(p.command || '');
+          t.writeln(ts + ' \x1b[32m$\x1b[0m ' + cmd);
+          const r = e.result || {};
+          if (r.stdout) r.stdout.split('\n').slice(0, 50).forEach(l => t.writeln(l));
+          if (r.stderr) r.stderr.split('\n').slice(0, 20).forEach(l => t.writeln('\x1b[31m' + l + '\x1b[0m'));
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90mexitCode=' + (r.exitCode ?? '?') + ', ' + e.durationMs + 'ms\x1b[0m');
+          break;
+        }
+        case 'writeLocalFile': {
+          const path = p.filePath || '?';
+          const content = String(p.content || '');
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36mcat >\x1b[0m ' + path + ' \x1b[90m<< EOF\x1b[0m');
+          content.split('\n').slice(0, 20).forEach(l => t.writeln('  ' + l.replace(/\x1b/g, '')));
+          if (content.split('\n').length > 20) t.writeln('  \x1b[90m...(' + (content.split('\n').length - 20) + ' 行省略)\x1b[0m');
+          t.writeln('  \x1b[90mEOF\x1b[0m');
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90m' + (content.length) + ' bytes, ' + e.durationMs + 'ms\x1b[0m');
+          break;
+        }
+        case 'editLocalFile':
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36msed -i\x1b[0m ' + (p.filePath || '?'));
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90m' + (e.summary || '') + ', ' + e.durationMs + 'ms\x1b[0m');
+          break;
+        case 'readLocalFile':
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36mcat\x1b[0m ' + (p.filePath || '?'));
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90m' + (e.summary || '') + ', ' + e.durationMs + 'ms\x1b[0m');
+          break;
+        case 'listLocalFiles':
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36mls -la\x1b[0m ' + (p.directoryPath || '?'));
+          if (e.success && e.result && e.result.output) {
+            e.result.output.split('\n').slice(0, 30).forEach(l => t.writeln(l));
+          }
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90m' + e.durationMs + 'ms\x1b[0m');
+          break;
+        case 'grepContent':
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36mrg -n\x1b[0m ' + (p.pattern || '') + ' ' + (p.directoryPath || ''));
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90m' + (e.summary || '') + ', ' + e.durationMs + 'ms\x1b[0m');
+          break;
+        case 'globLocalFiles':
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36mfind\x1b[0m ' + (p.cwd || '.') + ' -name ' + JSON.stringify(p.pattern || ''));
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90m' + (e.summary || '') + ', ' + e.durationMs + 'ms\x1b[0m');
+          break;
+        case 'moveLocalFiles':
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36mmv\x1b[0m ' + ((p.sources||[]).join(' ')) + ' ' + (p.destination || ''));
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90m' + e.durationMs + 'ms\x1b[0m');
+          break;
+        case 'renameLocalFile':
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36mmv\x1b[0m ' + (p.oldPath || '') + ' ' + (p.newPath || ''));
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90m' + e.durationMs + 'ms\x1b[0m');
+          break;
+        case 'searchLocalFiles':
+          t.writeln(ts + ' \x1b[32m$\x1b[0m \x1b[36mfd\x1b[0m ' + (p.pattern || '') + ' ' + (p.directoryPath || ''));
+          t.writeln(ts + ' ' + statusIcon + ' \x1b[90m' + (e.summary || '') + ', ' + e.durationMs + 'ms\x1b[0m');
+          break;
+        default:
+          t.writeln(ts + ' \x1b[35m# ' + e.toolName + '\x1b[0m \x1b[90m' + (e.summary || '') + '\x1b[0m');
+      }
+      t.writeln('');
+      t.scrollToBottom();
     },
     async loadInfo() {
       const r = await fetch('../api/user/' + encodeURIComponent(this.userId) + '?token=' + encodeURIComponent(this.token));
@@ -260,12 +375,12 @@ function userView() {
       const es = new EventSource(url);
       es.addEventListener('event', (ev) => {
         const e = JSON.parse(ev.data);
-        if (!this.events.find((x) => x.id === e.id)) {
-          this.events.push(e);
-          // 文件列表可能已变,防抖刷新
-          clearTimeout(this._reloadTimer);
-          this._reloadTimer = setTimeout(() => this.loadFiles(), 800);
-        }
+        if (this.seenEvents.has(e.id)) return;
+        this.seenEvents.add(e.id);
+        this.events.push(e);
+        this.renderEventToTerminal(e);
+        clearTimeout(this._reloadTimer);
+        this._reloadTimer = setTimeout(() => this.loadFiles(), 800);
       });
       es.addEventListener('open', () => this.sseConnected = true);
       es.addEventListener('error', () => this.sseConnected = false);
