test(e2e): 前后台联调 Playwright 与 admin 冒烟

新增 e2e-live 真 API 一致性全路径，并为 admin-h5 增加 mock 浏览器冒烟。

Co-authored-by: Cursor <cursoragent@cursor.com>

package-lock.json

@@ -8,6 +8,7 @@
       "workspaces": [
         "apps/user-h5",
         "apps/admin-h5",
+        "e2e-live",
         "packages/*"
       ]
     },
@@ -20,6 +21,7 @@
         "vue-router": "^4.5.0"
       },
       "devDependencies": {
+        "@playwright/test": "^1.50.1",
         "@vitejs/plugin-vue": "^5.2.1",
         "typescript": "~5.7.2",
         "vite": "^6.0.7",
@@ -50,6 +52,13 @@
         "vue-tsc": "^2.2.0"
       }
     },
+    "e2e-live": {
+      "name": "@yuxingu/e2e-live",
+      "version": "0.1.0",
+      "devDependencies": {
+        "@playwright/test": "^1.50.1"
+      }
+    },
     "node_modules/@asamuzakjp/css-color": {
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/@asamuzakjp/css-color/-/css-color-3.2.0.tgz",
@@ -1450,6 +1459,10 @@
       "resolved": "apps/admin-h5",
       "link": true
     },
+    "node_modules/@yuxingu/e2e-live": {
+      "resolved": "e2e-live",
+      "link": true
+    },
     "node_modules/@yuxingu/sdk": {
       "resolved": "packages/sdk",
       "link": true