diff --git a/Jenkinsfile b/Jenkinsfile
index 8776310..d9bf2b9 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,8 +1,18 @@
 pipeline {
     agent any
 
+    options {
+        skipDefaultCheckout(true)
+    }
+
+    parameters {
+        booleanParam(name: 'RUN_FULL_E2E', defaultValue: false, description: '是否在部署后额外执行全量 E2E（失败仅标记 UNSTABLE）')
+    }
+
     environment {
         APP_NAME = 'no-whatever'
+        CI_IMAGE = 'mcr.microsoft.com/playwright:v1.51.1-jammy'
+        NPM_CACHE_VOLUME = 'no-whatever-npm-cache'
     }
 
     triggers {
@@ -31,42 +41,30 @@ pipeline {
                     sh '''
                         set -e
 
-                        if docker image inspect node:20-bookworm >/dev/null 2>&1; then
-                          echo "node:20-bookworm already exists, skip pull"
+                        if docker image inspect ${CI_IMAGE} >/dev/null 2>&1; then
+                          echo "${CI_IMAGE} already exists, skip pull"
                         else
-                          docker pull node:20-bookworm
-                        fi
-
-                        if docker image inspect mcr.microsoft.com/playwright:v1.51.1-jammy >/dev/null 2>&1; then
-                          echo "mcr.microsoft.com/playwright:v1.51.1-jammy already exists, skip pull"
-                        else
-                          docker pull mcr.microsoft.com/playwright:v1.51.1-jammy
+                          docker pull ${CI_IMAGE}
                         fi
                     '''
                 }
             }
         }
 
-        stage('Quality Gate') {
-            steps {
-                sh '''
-                    set -e
-                    cid=$(docker create node:20-bookworm sh -lc "cd /workspace && npm ci && npm run lint && npx tsc --noEmit && npm run test:coverage")
-                    trap 'docker rm -f "$cid" >/dev/null 2>&1 || true' EXIT
-                    docker cp . "$cid":/workspace
-                    docker start -a "$cid"
-                '''
-            }
-        }
-
-        stage('E2E Gate') {
+        stage('CI Gate (Lint + TypeCheck + Unit + Smoke E2E)') {
             options {
-                timeout(time: 20, unit: 'MINUTES')
+                timeout(time: 30, unit: 'MINUTES')
             }
             steps {
                 sh '''
                     set -e
-                    cid=$(docker create --ipc=host mcr.microsoft.com/playwright:v1.51.1-jammy sh -lc "cd /workspace && npm ci && npm run test:e2e")
+                    rm -rf playwright-report test-results
+                    cid=$(docker create --ipc=host \
+                      -e HOME=/tmp \
+                      -e NPM_CONFIG_CACHE=/npm-cache \
+                      -v ${NPM_CACHE_VOLUME}:/npm-cache \
+                      ${CI_IMAGE} \
+                      sh -lc "cd /workspace && npm ci --prefer-offline --no-audit --progress=false && npm run lint && npx tsc --noEmit && npm run test:coverage && npm run test:e2e:smoke")
                     cleanup() {
                       docker rm -f "$cid" >/dev/null 2>&1 || true
                     }
@@ -123,6 +121,46 @@ pipeline {
                 }
             }
         }
+
+        stage('Full E2E (Optional, Non-Blocking)') {
+            when {
+                expression { return params.RUN_FULL_E2E }
+            }
+            options {
+                timeout(time: 30, unit: 'MINUTES')
+            }
+            steps {
+                catchError(buildResult: 'UNSTABLE', stageResult: 'UNSTABLE') {
+                    sh '''
+                        set -e
+                        rm -rf playwright-report-full test-results-full
+                        cid=$(docker create --ipc=host \
+                          -e HOME=/tmp \
+                          -e NPM_CONFIG_CACHE=/npm-cache \
+                          -v ${NPM_CACHE_VOLUME}:/npm-cache \
+                          ${CI_IMAGE} \
+                          sh -lc "cd /workspace && npm ci --prefer-offline --no-audit --progress=false && npm run test:e2e")
+                        cleanup() {
+                          docker rm -f "$cid" >/dev/null 2>&1 || true
+                        }
+                        trap cleanup EXIT
+                        docker cp . "$cid":/workspace
+                        set +e
+                        docker start -a "$cid"
+                        status=$?
+                        set -e
+                        docker cp "$cid":/workspace/playwright-report ./playwright-report-full 2>/dev/null || true
+                        docker cp "$cid":/workspace/test-results ./test-results-full 2>/dev/null || true
+                        exit $status
+                    '''
+                }
+            }
+            post {
+                always {
+                    archiveArtifacts artifacts: 'playwright-report-full/**,test-results-full/**', allowEmptyArchive: true
+                }
+            }
+        }
     }
 
     post {
diff --git a/e2e/home-navigation.spec.ts b/e2e/home-navigation.spec.ts
index dcc32b8..a892afd 100644
--- a/e2e/home-navigation.spec.ts
+++ b/e2e/home-navigation.spec.ts
@@ -1,6 +1,6 @@
 import { test, expect } from "@playwright/test";
 
-test("首页模式卡片可正确导航", async ({ page }) => {
+test("@smoke 首页模式卡片可正确导航", async ({ page }) => {
   await page.goto("/");
   await expect(page.getByRole("heading", { name: "NoWhatever" })).toBeVisible();
 
diff --git a/e2e/panic-join.spec.ts b/e2e/panic-join.spec.ts
index 7c419cb..44c6620 100644
--- a/e2e/panic-join.spec.ts
+++ b/e2e/panic-join.spec.ts
@@ -1,6 +1,6 @@
 import { test, expect } from "@playwright/test";
 
-test("Panic 手动加入房间会规范化房间号并发起 join 请求", async ({ page }) => {
+test("@smoke Panic 手动加入房间会规范化房间号并发起 join 请求", async ({ page }) => {
   const joinBodies: Array<{ userId?: string }> = [];
 
   await page.route("**/api/room/*/join", async (route) => {
diff --git a/package.json b/package.json
index 08055f1..62ccc9f 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
     "test:watch": "vitest",
     "test:coverage": "vitest run --coverage",
     "test:e2e:install": "playwright install chromium",
+    "test:e2e:smoke": "playwright test --grep @smoke",
     "test:e2e": "playwright test",
     "test:e2e:headed": "playwright test --headed"
   },