用户注册和用户登录增加用户协议和隐私政策功能，需要用户同意协议才可注册和登录。

web/package-lock.json

@@ -28,6 +28,7 @@
         "markdown-it": "^13.0.1",
         "markdown-it-emoji": "^2.0.0",
         "markdown-it-mathjax3": "^4.3.2",
+        "marked": "^15.0.11",
         "markmap-common": "^0.16.0",
         "markmap-lib": "^0.16.1",
         "markmap-toolbar": "^0.17.0",
@@ -8721,6 +8722,17 @@
         "url": "https://github.com/fb55/entities?sponsor=1"
       }
     },
+    "node_modules/marked": {
+      "version": "15.0.11",
+      "resolved": "https://registry.npmmirror.com/marked/-/marked-15.0.11.tgz",
+      "integrity": "sha512-1BEXAU2euRCG3xwgLVT1y0xbJEld1XOrmRJpUwRCcy7rxhSCwMrmEu9LXoPhHSCJG41V7YcQ2mjKRr5BA3ITIA==",
+      "bin": {
+        "marked": "bin/marked.js"
+      },
+      "engines": {
+        "node": ">= 18"
+      }
+    },
     "node_modules/markmap-common": {
       "version": "0.16.0",
       "resolved": "https://registry.npmjs.org/markmap-common/-/markmap-common-0.16.0.tgz",