diff --git a/Agent.md b/Agent.md
index 2dcc25eb..ca621ba8 100644
--- a/Agent.md
+++ b/Agent.md
@@ -85,7 +85,7 @@ Usage: say "tool loop" for the whole process, "round N" for a single LLM request
   - Streaming chat with delta rendering (16ms batching), markdown on done (marked + DOMPurify + local highlight.js subset), tool call status cards (2000-char truncation + expand)
   - Session list/switch/new/delete + right-click rename (context menu, #423) synced with daemon; own-stream busy lock (G65); broadcast streams from other clients tagged "来自其他客户端"
   - Disconnect/reconnect: red status dot, auto daemon respawn (stale-port detection), session resume, input bar restored on disconnect (no 30s fake-timeout)
-  - Unit tests `npm test` (260: 45 daemon_client + 19 conn-manager + 22 app-commands + 131 renderer smoke + 16 i18n + 7 integration + 3 commands + 8 build-config + 7 gui-state + 2 tool-group); RESPONSE_TYPES mirror daemon protocol verified against `daemon.py`
+  - Unit tests `npm test` (254: 45 daemon_client + 19 conn-manager + 22 app-commands + 126 renderer smoke + 15 i18n + 7 integration + 3 commands + 8 build-config + 7 gui-state + 2 tool-group); RESPONSE_TYPES mirror daemon protocol verified against `daemon.py`
 - **Scheduled tasks** — Task generalization + CRUD (rant 2026-08-12T18:23:15, #709/#710/#711)
   - Task handler generalized: `TaskHandler` (renamed from `EvolutionHandler`), repo-configured self-heal for any project, template lookup builtin → `~/.emrg/task-templates/<name>.md` → fallback
   - Daemon commands: `task_create/update/delete` + `task_template_create/list/update/delete` (tasks stored in `~/.emrg/tasks.yml`, custom type templates in `~/.emrg/task-templates/`)
@@ -119,7 +119,7 @@ pkill -f "emrg.server"; rm -f ~/.emrg/emrgd.token; python -m emrg
 ```
 
 Python: `uv run pytest tests/ -v` (985) — import check: `uv run python -c "from emrg.client.app import run_client"`
-GUI: `cd emrg/gui && npm test` (260: 45 daemon_client + 19 conn-manager + 22 app-commands + 131 renderer smoke + 16 i18n + 7 integration + 3 commands + 8 build-config + 7 gui-state + 2 tool-group) — syntax: `node --check main.js preload.js daemon_client.js renderer/js/*.js`
+GUI: `cd emrg/gui && npm test` (254: 45 daemon_client + 19 conn-manager + 22 app-commands + 126 renderer smoke + 15 i18n + 7 integration + 3 commands + 8 build-config + 7 gui-state + 2 tool-group) — syntax: `node --check main.js preload.js daemon_client.js renderer/js/*.js`
 CI: `uv run pytest` (ubuntu + **windows-2025 matrix** — Windows pytest 回归在 PR CI 即失败，v0.2.29 教训 #725) + GUI tests + **actionlint workflow lint** (`rhysd/actionlint@v1.7.12` gate, #444 — workflow 解析错误在 PR CI 即失败，如 `if:` secrets 上下文)
 Re-trigger: `scripts/re-trigger-ci.sh [branch]` (workflow_dispatch, #527 — 替代空 commit 重触发：Actions outage 会整段丢弃 push 事件，dispatch 走 API 路径不受影响)
 
diff --git a/emrg/gui/test/integration.test.js b/emrg/gui/test/integration.test.js
index 404990ce..8157c26c 100644
--- a/emrg/gui/test/integration.test.js
+++ b/emrg/gui/test/integration.test.js
@@ -21,12 +21,43 @@ const os = require("node:os");
 const path = require("node:path");
 const { spawn } = require("node:child_process");
 
-const SKIP = !!process.env.EMRG_SKIP_INTEGRATION;
-if (SKIP) {
-  skip("EMRG_SKIP_INTEGRATION=1 — 集成测试跳过（本地运行）");
+const { DaemonClient, generateSessionId, TOKEN_FILE, EMRGD_PORT } = require("../daemon_client.js");
+
+// #861 (rant 2026-08-19T08:05:21) made the daemon bind a FIXED loopback port
+// (56031) as its single-instance admission; #884 (rant 2026-08-20T14:32:52)
+// moved the auth credential to emrgd.token (port no longer carried in any
+// file). This suite spawns its OWN isolated daemon (HOME→tmp) — on any host
+// where the real daemon is already running (the normal dev machine state,
+// "the server is the living core"), the isolated daemon cannot bind 56031
+// (EADDRINUSE) and exits → no token file → every test times out with
+// "daemon token file timeout". CI stays green only because runners have no
+// live daemon. Fix: probe the fixed port at module load and skip the whole
+// suite (like EMRG_SKIP_INTEGRATION) when a live daemon already owns it —
+// the isolated-daemon premise is impossible in that state. CI (daemon-free
+// runners) still runs the full suite.
+function liveDaemonOnFixedPort() {
+  try {
+    require("node:child_process").execSync(
+      `node -e "const s=require('node:net').connect(${EMRGD_PORT},'127.0.0.1');` +
+        `s.on('connect',()=>process.exit(0));s.on('error',()=>process.exit(1));` +
+        `setTimeout(()=>process.exit(1),1000)"`,
+      { stdio: "ignore", timeout: 2000 }
+    );
+    return true;
+  } catch {
+    return false;
+  }
 }
 
-const { DaemonClient, generateSessionId, TOKEN_FILE } = require("../daemon_client.js");
+const SKIP = !!process.env.EMRG_SKIP_INTEGRATION || liveDaemonOnFixedPort();
+if (SKIP) {
+  skip(
+    process.env.EMRG_SKIP_INTEGRATION
+      ? "EMRG_SKIP_INTEGRATION=1 — 集成测试跳过（本地运行）"
+      : `fixed-port admission: a live daemon owns 127.0.0.1:${EMRGD_PORT} — ` +
+        "integration tests need an isolated daemon (CI runs them on daemon-free runners)"
+  );
+}
 
 // ── 环境 ─────────────────────────────────────────────────
 const tmp = fs.mkdtempSync(path.join(os.tmpdir(), "emrg-gui-integ-"));
@@ -93,7 +124,9 @@ function spawnDaemon() {
 before(async () => {
   // ⚠️ EMRG_SKIP_INTEGRATION 时 skip() 只跳过测试体，before() 仍执行——
   //    必须显式短路，否则 Windows CI 单测步骤会 spawn daemon 超时（daemon port file timeout）
-  if (process.env.EMRG_SKIP_INTEGRATION) return;
+  //    #861/#884 后同样的短路也适用于 live-daemon 自动跳过（固定端口已被真实 daemon 占用时
+  //    隔离 daemon 无法启动，waitForPortFile 必超时——见文件头注释）。
+  if (SKIP) return;
   daemonProc = spawnDaemon();
   await waitForPortFile();
   client = new DaemonClient({  });