diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6a3e9ade4..42e027858 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -28,25 +28,43 @@ jobs:
             platform: win-arm64
     steps:
       - uses: actions/checkout@v4
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '22'
+          node-version: '22.13.1'
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 10.12.1
+
       - name: Install dependencies
-        run: npm install
+        run: pnpm install
+
+      - name: Configure pnpm workspace for Windows ${{ matrix.arch }}
+        run: pnpm run install:sharp
         env:
+          TARGET_OS: win32
+          TARGET_ARCH: ${{ matrix.arch }}
+
+      - name: Install dependencies
+        run: pnpm install
+        env:
+          npm_config_build_from_source: true
           npm_config_platform: win32
           npm_config_arch: ${{ matrix.arch }}
+
       - name: Install Node Runtime
-        run: npm run installRuntime:win:${{ matrix.arch }}
-      - name: Install Sharp
-        run: npm install sharp  --build-from-source
+        run: pnpm run installRuntime:win:${{ matrix.arch }}
+
       - name: Build Windows
-        run: npm run build:win:${{ matrix.arch }}
+        run: pnpm run build:win:${{ matrix.arch }}
         env:
           VITE_GITHUB_CLIENT_ID: ${{ secrets.DC_GITHUB_CLIENT_ID }}
           VITE_GITHUB_CLIENT_SECRET: ${{ secrets.DC_GITHUB_CLIENT_SECRET }}
           VITE_GITHUB_REDIRECT_URI: ${{ secrets.DC_GITHUB_REDIRECT_URI }}
+
       - name: Upload artifacts
         uses: actions/upload-artifact@v4
         with:
@@ -67,25 +85,39 @@ jobs:
             platform: linux-x64
     steps:
       - uses: actions/checkout@v4
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '22'
+          node-version: '22.13.1'
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 10.12.1
+
       - name: Install dependencies
-        run: npm install
+        run: pnpm install
+
+      - name: Configure pnpm workspace for Linux ${{ matrix.arch }}
+        run: pnpm run install:sharp
         env:
-          npm_config_platform: linux
-          npm_config_arch: ${{ matrix.arch }}
+          TARGET_OS: linux
+          TARGET_ARCH: ${{ matrix.arch }}
+
+      - name: Install dependencies
+        run: pnpm install
+
       - name: Install Node Runtime
-        run: npm run installRuntime:linux:${{ matrix.arch }}
-      - name: Install Sharp
-        run: npm install --cpu=wasm32 sharp
+        run: pnpm run installRuntime:linux:${{ matrix.arch }}
+
       - name: Build Linux
-        run: npm run build:linux:${{ matrix.arch }}
+        run: pnpm run build:linux:${{ matrix.arch }}
         env:
           VITE_GITHUB_CLIENT_ID: ${{ secrets.DC_GITHUB_CLIENT_ID }}
           VITE_GITHUB_CLIENT_SECRET: ${{ secrets.DC_GITHUB_CLIENT_SECRET }}
           VITE_GITHUB_REDIRECT_URI: ${{ secrets.DC_GITHUB_REDIRECT_URI }}
+
       - name: Upload artifacts
         uses: actions/upload-artifact@v4
         with:
@@ -107,21 +139,34 @@ jobs:
             platform: mac-arm64
     steps:
       - uses: actions/checkout@v4
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '22'
+          node-version: '22.13.1'
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 10.12.1
+
       - name: Install dependencies
-        run: npm install
+        run: pnpm install
+
+      - name: Configure pnpm workspace for macOS ${{ matrix.arch }}
+        run: pnpm run install:sharp
         env:
-          npm_config_platform: darwin
-          npm_config_arch: ${{ matrix.arch }}
+          TARGET_OS: darwin
+          TARGET_ARCH: ${{ matrix.arch }}
+
+      - name: Install dependencies
+        run: pnpm install
+
       - name: Install Node Runtime
-        run: npm run installRuntime:mac:${{ matrix.arch }}
-      - name: Install Sharp
-        run: npm i --cpu=${{ matrix.arch }} --os=darwin sharp
+        run: pnpm run installRuntime:mac:${{ matrix.arch }}
+
       - name: Build Mac
-        run: npm run build:mac:${{ matrix.arch }}
+        run: pnpm run build:mac:${{ matrix.arch }}
         env:
           CSC_LINK: ${{ secrets.DEEPCHAT_CSC_LINK }}
           CSC_KEY_PASSWORD: ${{ secrets.DEEPCHAT_CSC_KEY_PASS }}
@@ -133,6 +178,7 @@ jobs:
           VITE_GITHUB_CLIENT_SECRET: ${{ secrets.DC_GITHUB_CLIENT_SECRET }}
           VITE_GITHUB_REDIRECT_URI: ${{ secrets.DC_GITHUB_REDIRECT_URI }}
           NODE_OPTIONS: '--max-old-space-size=4096'
+
       - name: Upload artifacts
         uses: actions/upload-artifact@v4
         with:
diff --git a/.github/workflows/prcheck.yml b/.github/workflows/prcheck.yml
index affe0c5e5..1e78197d1 100644
--- a/.github/workflows/prcheck.yml
+++ b/.github/workflows/prcheck.yml
@@ -16,20 +16,34 @@ jobs:
           - arch: x64
     steps:
       - uses: actions/checkout@v4
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '22'
-      - name: Check Lint
-        run: npm run lint
+          node-version: '22.13.1'
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 10.12.1
+
       - name: Install dependencies
-        run: npm install
+        run: pnpm install
+
+      - name: Configure pnpm workspace for Linux ${{ matrix.arch }}
+        run: pnpm run install:sharp
         env:
-          npm_config_platform: linux
-          npm_config_arch: ${{ matrix.arch }}
-      - name: Install Sharp
-        run: npm install --cpu=wasm32 sharp
+          TARGET_OS: linux
+          TARGET_ARCH: ${{ matrix.arch }}
+
+      - name: Install dependencies
+        run: pnpm install
+
+      - name: Check Lint
+        run: pnpm run lint
+
       - name: Check translations
-        run: npm run i18n && npm run i18n:en
+        run: pnpm run i18n
+
       - name: Build
-        run: npm run build
\ No newline at end of file
+        run: pnpm run build
\ No newline at end of file
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 38a758637..abb95362f 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -20,7 +20,7 @@ We use GitHub to host code, to track issues and feature requests, as well as acc
 - Code submitted to the `dev` branch must ensure:
   - Basic functionality works
   - No compilation errors
-  - Project can start normally with `npm run dev`
+  - Project can start normally with `pnpm run dev`
 
 #### Major Features or Refactoring
 
@@ -84,12 +84,13 @@ We use GitHub to host code, to track issues and feature requests, as well as acc
 4. Install project dependencies:
 
    ```bash
-   npm install
+   pnpm install
+   pnpm run installRuntime
    ```
 
 5. Start the development server:
    ```bash
-   npm run dev
+   pnpm run dev
    ```
 
 ## Project Structure
@@ -109,8 +110,9 @@ We use GitHub to host code, to track issues and feature requests, as well as acc
 Please ensure your code follows our style guidelines by running:
 
 ```bash
-npm run build
-npm run i18n
+pnpm run lint
+pnpm run build
+pnpm run i18n
 ```
 
 ## Pull Request Process
diff --git a/CONTRIBUTING.zh.md b/CONTRIBUTING.zh.md
index 7cb70642a..395b10e24 100644
--- a/CONTRIBUTING.zh.md
+++ b/CONTRIBUTING.zh.md
@@ -20,7 +20,7 @@
 - 提交到 `dev` 分支的代码必须确保：
   - 功能基本正常
   - 无编译错误
-  - 至少能够 `npm run dev` 正常启动
+  - 至少能够 `pnpm run dev` 正常启动
 
 #### 大型功能新增或重构
 
@@ -84,13 +84,13 @@
 4. 安装项目依赖：
 
    ```bash
-   npm install
-   npm run installRuntime
+   pnpm install
+   pnpm run installRuntime
    ```
 
 5. 启动开发服务器：
 ```bash
-npm run dev
+pnpm run dev
 ```
 
 ## 项目结构
@@ -110,8 +110,9 @@ npm run dev
 请确保您的代码符合我们的代码风格指南，可以运行以下命令：
 
 ```bash
-npm run build
-npm run i18n
+pnpm run lint
+pnpm run i18n
+pnpm run build
 ```
 
 ## Pull Request 流程
diff --git a/README.jp.md b/README.jp.md
index 5554a8ab0..51553ab04 100644
--- a/README.jp.md
+++ b/README.jp.md
@@ -259,45 +259,37 @@ Mac関連の署名とパッケージングについては、[Mac リリースガ
 ### 依存関係のインストール
 
 ```bash
-$ npm install
-$ npm run installRuntime
+$ pnpm install
+$ pnpm run installRuntime
 # エラーが出た場合: No module named 'distutils'
 $ pip install setuptools
-# Windows x64の場合
-$ npm install --cpu=x64 --os=win32 sharp
-# Mac Apple Siliconの場合
-$ npm install --cpu=arm64 --os=darwin sharp
-# Mac Intelの場合
-$ npm install --cpu=x64 --os=darwin sharp
-# Linux x64の場合
-$ npm install --cpu=x64 --os=linux sharp
 ```
 
 ### 開発を開始
 
 ```bash
-$ npm run dev
+$ pnpm run dev
 ```
 
 ### ビルド
 
 ```bash
 # Windowsの場合
-$ npm run build:win
+$ pnpm run build:win
 
 # macOSの場合
-$ npm run build:mac
+$ pnpm run build:mac
 
 # Linuxの場合
-$ npm run build:linux
+$ pnpm run build:linux
 
 # アーキテクチャを指定してパッケージング
-$ npm run build:win:x64
-$ npm run build:win:arm64
-$ npm run build:mac:x64
-$ npm run build:mac:arm64
-$ npm run build:linux:x64
-$ npm run build:linux:arm64
+$ pnpm run build:win:x64
+$ pnpm run build:win:arm64
+$ pnpm run build:mac:x64
+$ pnpm run build:mac:arm64
+$ pnpm run build:linux:x64
+$ pnpm run build:linux:arm64
 ```
 
 ## 👥 コミュニティと貢献
diff --git a/README.md b/README.md
index 85eab2456..bb61e955b 100644
--- a/README.md
+++ b/README.md
@@ -263,45 +263,37 @@ For Mac-related signing and packaging, please refer to the [Mac Release Guide](h
 ### Install Dependencies
 
 ```bash
-$ npm install
-$ npm run installRuntime
+$ pnpm install
+$ pnpm run installRuntime
 # if got err: No module named 'distutils'
 $ pip install setuptools
-# for windows x64
-$ npm install --cpu=x64 --os=win32 sharp
-# for mac apple silicon
-$ npm install --cpu=arm64 --os=darwin sharp
-# for mac intel
-$ npm install --cpu=x64 --os=darwin sharp
-# for linux x64
-$ npm install --cpu=x64 --os=linux sharp
 ```
 
 ### Start Development
 
 ```bash
-$ npm run dev
+$ pnpm run dev
 ```
 
 ### Build
 
 ```bash
 # For Windows
-$ npm run build:win
+$ pnpm run build:win
 
 # For macOS
-$ npm run build:mac
+$ pnpm run build:mac
 
 # For Linux
-$ npm run build:linux
+$ pnpm run build:linux
 
 # Specify architecture packaging
-$ npm run build:win:x64
-$ npm run build:win:arm64
-$ npm run build:mac:x64
-$ npm run build:mac:arm64
-$ npm run build:linux:x64
-$ npm run build:linux:arm64
+$ pnpm run build:win:x64
+$ pnpm run build:win:arm64
+$ pnpm run build:mac:x64
+$ pnpm run build:mac:arm64
+$ pnpm run build:linux:x64
+$ pnpm run build:linux:arm64
 ```
 
 For a more detailed guide on development, project structure, and architecture, please see the [Developer Guide](./docs/developer-guide.md).
diff --git a/README.zh.md b/README.zh.md
index 23c5b1765..0aed71819 100644
--- a/README.zh.md
+++ b/README.zh.md
@@ -259,45 +259,37 @@ Windows和Linux通过GitHub Action打包。
 ### 安装依赖
 
 ```bash
-$ npm install
-$ npm run installRuntime
+$ pnpm install
+$ pnpm run installRuntime
 # 如果出现错误：No module named 'distutils'
 $ pip install setuptools
-# 对于Windows x64
-$ npm install --cpu=x64 --os=win32 sharp
-# 对于Mac Apple Silicon
-$ npm install --cpu=arm64 --os=darwin sharp
-# 对于Mac Intel
-$ npm install --cpu=x64 --os=darwin sharp
-# 对于Linux x64
-$ npm install --cpu=x64 --os=linux sharp
 ```
 
 ### 开始开发
 
 ```bash
-$ npm run dev
+$ pnpm run dev
 ```
 
 ### 构建
 
 ```bash
 # Windows
-$ npm run build:win
+$ pnpm run build:win
 
 # macOS
-$ npm run build:mac
+$ pnpm run build:mac
 
 # Linux
-$ npm run build:linux
+$ pnpm run build:linux
 
 # 指定架构打包
-$ npm run build:win:x64
-$ npm run build:win:arm64
-$ npm run build:mac:x64
-$ npm run build:mac:arm64
-$ npm run build:linux:x64
-$ npm run build:linux:arm64
+$ pnpm run build:win:x64
+$ pnpm run build:win:arm64
+$ pnpm run build:mac:x64
+$ pnpm run build:mac:arm64
+$ pnpm run build:linux:x64
+$ pnpm run build:linux:arm64
 ```
 
 ## 👥 社区与贡献
diff --git a/package.json b/package.json
index dd922ed06..a5b3b0986 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,13 @@
   "main": "./out/main/index.js",
   "author": "ThinkInAIXYZ",
   "type": "module",
+  "engines": {
+    "node": ">=20.12.2",
+    "pnpm": ">=10.11.0"
+  },
+  "packageManager": "pnpm@10.12.1+sha512.f0dda8580f0ee9481c5c79a1d927b9164f2c478e90992ad268bbb2465a736984391d6333d2c327913578b2804af33474ca554ba29c04a8b13060a717675ae3ac",
   "scripts": {
+    "preinstall": "npx only-allow pnpm",
     "test": "vitest",
     "test:main": "vitest --config vitest.config.ts test/main",
     "test:renderer": "vitest --config vitest.config.renderer.ts test/renderer",
@@ -16,23 +22,24 @@
     "lint": "npx -y oxlint .",
     "typecheck:node": "tsc --noEmit -p tsconfig.node.json --composite false",
     "typecheck:web": "vue-tsc --noEmit -p tsconfig.web.json --composite false",
-    "typecheck": "npm run typecheck:node && npm run typecheck:web",
+    "typecheck": "pnpm run typecheck:node && pnpm run typecheck:web",
     "start": "electron-vite preview",
     "dev": "electron-vite dev --watch",
     "dev:inspect": "electron-vite dev --watch --inspect=9229",
     "dev:linux": "electron-vite dev --watch --noSandbox",
-    "build": "npm run typecheck && electron-vite build",
+    "build": "pnpm run typecheck && electron-vite build",
     "postinstall": "node scripts/postinstall.js && electron-builder install-app-deps",
-    "build:unpack": "npm run build && electron-builder --dir",
-    "build:win": "npm run build && electron-builder --win",
-    "build:win:x64": "npm run build && electron-builder --win --x64",
-    "build:win:arm64": "npm run build && electron-builder --win --arm64",
-    "build:mac": "npm run build && electron-builder --mac",
-    "build:mac:arm64": "npm run build && electron-builder --mac --arm64",
-    "build:mac:x64": "npm run build && electron-builder -c electron-builder-macx64.yml --mac --x64 ",
-    "build:linux": "npm run build && electron-builder --linux",
-    "build:linux:x64": "npm run build && electron-builder --linux --x64",
-    "build:linux:arm64": "npm run build && electron-builder --linux --arm64",
+    "build:unpack": "pnpm run build && electron-builder --dir",
+    "build:win": "pnpm run build && electron-builder --win",
+    "build:win:x64": "pnpm run build && electron-builder --win --x64",
+    "build:win:arm64": "pnpm run build && electron-builder --win --arm64",
+    "install:sharp": "node scripts/install-sharp-for-platform.js",
+    "build:mac": "pnpm run build && electron-builder --mac",
+    "build:mac:arm64": "pnpm run build && electron-builder --mac --arm64",
+    "build:mac:x64": "pnpm run build && electron-builder -c electron-builder-macx64.yml --mac --x64 ",
+    "build:linux": "pnpm run build && electron-builder --linux",
+    "build:linux:x64": "pnpm run build && electron-builder --linux --x64",
+    "build:linux:arm64": "pnpm run build && electron-builder --linux --arm64",
     "afterSign": "scripts/notarize.js",
     "installRuntime": "tiny-runtime-injector -d runtime/node -n v22.15.0 --no-docs --no-dev --no-sourcemaps",
     "installRuntime:win:x64": "tiny-runtime-injector -d runtime/node -n v22.15.0 -a x64 -p win32 --no-docs --no-dev --no-sourcemaps",
@@ -103,8 +110,6 @@
     "@tiptap/suggestion": "^2.11.7",
     "@tiptap/vue-3": "^2.11.7",
     "@types/better-sqlite3": "^7.6.0",
-    "@types/dompurify": "^3.0.5",
-    "@types/mermaid": "^9.1.0",
     "@types/node": "^22.14.1",
     "@types/xlsx": "^0.0.35",
     "@vitejs/plugin-vue": "^5.2.3",
@@ -146,11 +151,15 @@
     "vue-use-monaco": "^0.0.6",
     "vue-virtual-scroller": "^2.0.0-beta.8",
     "vuedraggable": "^4.1.0",
+    "yaml": "^2.8.0",
     "zod-to-json-schema": "^3.24.5"
   },
   "pnpm": {
     "onlyBuiltDependencies": [
-      "electron"
+      "@tailwindcss/oxide",
+      "electron",
+      "electron-winstaller",
+      "lzo"
     ],
     "ignoredBuiltDependencies": [
       "better-sqlite3-multiple-ciphers",
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
new file mode 100644
index 000000000..fec0b8aca
--- /dev/null
+++ b/pnpm-workspace.yaml
@@ -0,0 +1,5 @@
+supportedArchitectures:
+  os:
+    - current
+  cpu:
+    - current
diff --git a/scripts/install-sharp-for-platform.js b/scripts/install-sharp-for-platform.js
new file mode 100644
index 000000000..8d73a46e1
--- /dev/null
+++ b/scripts/install-sharp-for-platform.js
@@ -0,0 +1,95 @@
+#!/usr/bin/env node
+
+/**
+ * Update pnpm-workspace.yaml supportedArchitectures for different platforms
+ * 根据不同平台动态修改 pnpm-workspace.yaml 的 supportedArchitectures 配置
+ */
+
+import { readFileSync, writeFileSync, existsSync } from 'fs';
+import { platform, arch } from 'os';
+import YAML from 'yaml';
+
+// Get platform info from environment or system
+const targetOS = process.env.TARGET_OS || process.env.npm_config_os || platform();
+const targetArch = process.env.TARGET_ARCH || process.env.npm_config_arch || arch();
+
+console.log(`🎯 Configuring pnpm workspace for platform: ${targetOS}-${targetArch}`);
+
+// Define platform-specific configurations
+const platformConfigs = {
+  'win32-x64': {
+    os: ['current', 'win32'],
+    cpu: ['current', 'x64']
+  },
+  'win32-arm64': {
+    os: ['current', 'win32'],
+    cpu: ['current', 'arm64']
+  },
+  'linux-x64': {
+    os: ['current', 'linux'],
+    cpu: ['current', 'wasm32'], // Include wasm32 for Sharp WebAssembly
+  },
+  'linux-arm64': {
+    os: ['current','linux'],
+    cpu: ['current', 'wasm32'],
+  },
+  'darwin-x64': {
+    os: ['current', 'darwin'],
+    cpu: ['current', 'x64'],
+  },
+  'darwin-arm64': {
+    os: ['current', 'darwin'],
+    cpu: ['current', 'arm64'],
+  }
+};
+
+const platformKey = `${targetOS}-${targetArch}`;
+const config = platformConfigs[platformKey];
+
+if (!config) {
+  console.warn(`⚠️  No specific configuration for ${platformKey}, using default`);
+  console.log(`📝 Keeping existing pnpm-workspace.yaml configuration`);
+  process.exit(0);
+}
+
+const workspaceFile = 'pnpm-workspace.yaml';
+
+try {
+  let workspaceConfig = {};
+
+  // Read and parse existing file if it exists
+  if (existsSync(workspaceFile)) {
+    const existingContent = readFileSync(workspaceFile, 'utf8');
+    try {
+      workspaceConfig = YAML.parse(existingContent) || {};
+      console.log(`📖 Parsed existing pnpm-workspace.yaml`);
+    } catch (parseError) {
+      console.warn(`⚠️  Failed to parse existing YAML, creating new config: ${parseError.message}`);
+      workspaceConfig = {};
+    }
+  }
+
+  // Update supportedArchitectures configuration
+  workspaceConfig.supportedArchitectures = {
+    os: config.os,
+    cpu: config.cpu
+  };
+
+  // Convert back to YAML with proper formatting
+  const finalContent = YAML.stringify(workspaceConfig, {
+    indent: 2,
+    lineWidth: 0,
+    minContentWidth: 0
+  });
+
+  writeFileSync(workspaceFile, finalContent, 'utf8');
+  console.log(`✅ Updated pnpm-workspace.yaml for ${platformKey}`);
+  console.log(`📋 Configuration:`);
+  console.log(`   OS: ${config.os.join(', ')}`);
+  console.log(`   CPU: ${config.cpu.join(', ')}`);
+} catch (error) {
+  console.error(`❌ Failed to update pnpm-workspace.yaml: ${error.message}`);
+  process.exit(1);
+}
+
+console.log(`🎉 Platform configuration completed. Run 'pnpm install' to install dependencies.`);