初步迁移状态完成，成功做到显示当前角色、聊天

frontend-react/package-lock.json

@@ -19,7 +19,8 @@
         "react-markdown": "^10.1.0",
         "react-syntax-highlighter": "^16.1.1",
         "rehype-katex": "^7.0.1",
-        "remark-math": "^6.0.0"
+        "remark-math": "^6.0.0",
+        "zustand": "^4.4.7"
       },
       "devDependencies": {
         "@types/react": "^18.2.43",
@@ -4434,6 +4435,15 @@
         "browserslist": ">= 4.21.0"
       }
     },
+    "node_modules/use-sync-external-store": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmmirror.com/use-sync-external-store/-/use-sync-external-store-1.6.0.tgz",
+      "integrity": "sha512-Pp6GSwGP/NrPIrxVFAIkOQeyw8lFenOHijQWkUTrDvrF4ALqylP2C/KCkeS9dpUM3KvYRQhna5vt7IL95+ZQ9w==",
+      "license": "MIT",
+      "peerDependencies": {
+        "react": "^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0"
+      }
+    },
     "node_modules/uuid": {
       "version": "11.1.0",
       "resolved": "https://registry.npmmirror.com/uuid/-/uuid-11.1.0.tgz",
@@ -4615,6 +4625,34 @@
       "dev": true,
       "license": "ISC"
     },
+    "node_modules/zustand": {
+      "version": "4.5.7",
+      "resolved": "https://registry.npmmirror.com/zustand/-/zustand-4.5.7.tgz",
+      "integrity": "sha512-CHOUy7mu3lbD6o6LJLfllpjkzhHXSBlX8B9+qPddUsIfeF5S/UZ5q0kmCsnRqT1UHFQZchNFDDzMbQsuesHWlw==",
+      "license": "MIT",
+      "dependencies": {
+        "use-sync-external-store": "^1.2.2"
+      },
+      "engines": {
+        "node": ">=12.7.0"
+      },
+      "peerDependencies": {
+        "@types/react": ">=16.8",
+        "immer": ">=9.0.6",
+        "react": ">=16.8"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        },
+        "immer": {
+          "optional": true
+        },
+        "react": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/zwitch": {
       "version": "2.0.4",
       "resolved": "https://registry.npmmirror.com/zwitch/-/zwitch-2.0.4.tgz",