diff --git a/.gitignore b/.gitignore
index ab7a0082..378300aa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,7 @@
 !.vscode/launch.json
 !.vscode/tasks.json
 !.vscode/extensions.json
+!.vscode/settings.json
 frontend-web/.vscode/
 node_modules/
 # Claude Code local-only settings (per-user permissions, not shared)
diff --git a/.vscode/launch.json b/.vscode/launch.json
index f2ad5591..daafb653 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -2,7 +2,7 @@
   "version": "0.2.0",
   "configurations": [
     {
-      "name": "DeerFlow Backend FastAPI (8001)",
+      "name": "DeerFlow: Backend FastAPI (8001)",
       "type": "debugpy",
       "request": "launch",
       "module": "uvicorn",
@@ -19,46 +19,45 @@
       "envFile": "${workspaceFolder}/offline-backend-20260512/.env",
       "env": {
         "PYTHONPATH": "${workspaceFolder}/offline-backend-20260512/backend;${workspaceFolder}/offline-backend-20260512/backend/.deer-flow/python-vendor",
-        "GATEWAY_CORS_ORIGINS": "http://localhost:5174,http://127.0.0.1:5174,http://localhost:8080,http://127.0.0.1:8080"
+        "GATEWAY_CORS_ORIGINS": "http://localhost:5174,http://127.0.0.1:5174,http://localhost:8080,http://127.0.0.1:8080",
+        "UV_LINK_MODE": "copy",
+        "WEKNORA_ADMIN_PASSWORD": "1qaz@WSX"
       },
       "console": "integratedTerminal",
       "justMyCode": false,
       "subProcess": true
     },
     {
-      "name": "DeerFlow Frontend Vite (5174)",
-      "type": "node",
+      "name": "DeerFlow: Frontend Vite (5174)",
+      "type": "node-terminal",
       "request": "launch",
-      "runtimeExecutable": "pnpm",
-      "runtimeArgs": [
-        "exec",
-        "vite",
-        "--host",
-        "0.0.0.0",
-        "--port",
-        "5174"
-      ],
+      "command": "npm run dev -- --host 0.0.0.0 --port 5174",
       "cwd": "${workspaceFolder}/frontend-web",
       "env": {
         "VITE_BACKEND_BASE_URL": "http://127.0.0.1:8001",
         "VITE_LANGGRAPH_BASE_URL": "http://127.0.0.1:8001/api"
       },
-      "console": "integratedTerminal",
-      "outputCapture": "std",
       "serverReadyAction": {
         "pattern": "Local:\\s+(https?://[^\\s]+)",
         "uriFormat": "%s",
         "action": "debugWithChrome",
         "webRoot": "${workspaceFolder}/frontend-web"
       }
+    },
+    {
+      "name": "DeerFlow: Open Frontend in Chrome",
+      "type": "pwa-chrome",
+      "request": "launch",
+      "url": "http://127.0.0.1:5174/",
+      "webRoot": "${workspaceFolder}/frontend-web"
     }
   ],
   "compounds": [
     {
-      "name": "DeerFlow Full Stack (Backend + Frontend)",
+      "name": "DeerFlow: Full Stack (Backend + Frontend)",
       "configurations": [
-        "DeerFlow Backend FastAPI (8001)",
-        "DeerFlow Frontend Vite (5174)"
+        "DeerFlow: Backend FastAPI (8001)",
+        "DeerFlow: Frontend Vite (5174)"
       ],
       "stopAll": true
     }
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 00000000..3fd2eb59
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,6 @@
+{
+  "python.defaultInterpreterPath": "${workspaceFolder}/offline-backend-20260512/backend/.venv/Scripts/python.exe",
+  "python.terminal.activateEnvironment": true,
+  "typescript.tsdk": "frontend-web/node_modules/typescript/lib",
+  "npm.packageManager": "npm"
+}
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index c0f966c6..bb4aff2c 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -2,9 +2,9 @@
   "version": "2.0.0",
   "tasks": [
     {
-      "label": "DeerFlow：检查本地开发环境",
+      "label": "DeerFlow: Check Local Dev Environment",
       "type": "shell",
-      "command": "$backendPython = '${workspaceFolder}\\offline-backend-20260512\\backend\\.venv\\Scripts\\python.exe'; if (-not (Test-Path -LiteralPath $backendPython)) { throw '后端虚拟环境不存在，请先在 backend 目录执行 uv sync' }; & $backendPython -c \"import uvicorn; print('Backend Python OK')\"; pnpm --dir '${workspaceFolder}\\frontend-web' exec vite --version",
+      "command": "$backendPython = '${workspaceFolder}\\offline-backend-20260512\\backend\\.venv\\Scripts\\python.exe'; if (-not (Test-Path -LiteralPath $backendPython)) { throw 'Backend virtual environment is missing. Run uv sync in offline-backend-20260512/backend first.' }; & $backendPython -c \"import uvicorn; print('Backend Python OK')\"; npm --prefix '${workspaceFolder}\\frontend-web' exec vite -- --version",
       "options": {
         "shell": {
           "executable": "powershell.exe",
@@ -19,10 +19,38 @@
       "problemMatcher": []
     },
     {
-      "label": "DeerFlow：前端生产构建",
+      "label": "DeerFlow: Install Frontend Dependencies",
       "type": "process",
-      "command": "pnpm",
+      "command": "npm",
       "args": [
+        "ci",
+        "--no-audit",
+        "--no-fund"
+      ],
+      "options": {
+        "cwd": "${workspaceFolder}/frontend-web"
+      },
+      "problemMatcher": []
+    },
+    {
+      "label": "DeerFlow: Frontend Typecheck",
+      "type": "process",
+      "command": "npm",
+      "args": [
+        "run",
+        "typecheck"
+      ],
+      "options": {
+        "cwd": "${workspaceFolder}/frontend-web"
+      },
+      "problemMatcher": "$tsc"
+    },
+    {
+      "label": "DeerFlow: Frontend Build",
+      "type": "process",
+      "command": "npm",
+      "args": [
+        "run",
         "build"
       ],
       "options": {
@@ -31,7 +59,26 @@
       "problemMatcher": []
     },
     {
-      "label": "DeerFlow：WeKnora 专项测试",
+      "label": "DeerFlow: Backend Tests",
+      "type": "process",
+      "command": "${workspaceFolder}/offline-backend-20260512/backend/.venv/Scripts/python.exe",
+      "args": [
+        "-m",
+        "pytest",
+        "tests/",
+        "-v"
+      ],
+      "options": {
+        "cwd": "${workspaceFolder}/offline-backend-20260512/backend",
+        "env": {
+          "PYTHONPATH": ".",
+          "WEKNORA_ADMIN_PASSWORD": "1qaz@WSX"
+        }
+      },
+      "problemMatcher": []
+    },
+    {
+      "label": "DeerFlow: WeKnora Backend Tests",
       "type": "process",
       "command": "${workspaceFolder}/offline-backend-20260512/backend/.venv/Scripts/python.exe",
       "args": [
@@ -43,7 +90,8 @@
       "options": {
         "cwd": "${workspaceFolder}/offline-backend-20260512/backend",
         "env": {
-          "PYTHONPATH": "."
+          "PYTHONPATH": ".",
+          "WEKNORA_ADMIN_PASSWORD": "1qaz@WSX"
         }
       },
       "problemMatcher": []