diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index aa4dcf4d0..638bd5a5b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -31,18 +31,24 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '22'
+          node-version: '20.12.2'
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 10.11.0
       - name: Install dependencies
-        run: npm install
+        run: pnpm install
         env:
           npm_config_platform: win32
           npm_config_arch: ${{ matrix.arch }}
       - name: Install Node Runtime
-        run: npm run installRuntime:win:${{ matrix.arch }}
+        run: pnpm run installRuntime:win:${{ matrix.arch }}
       - name: Install Sharp
-        run: npm install sharp  --build-from-source
+        run: pnpm install sharp
+        env:
+          npm_config_build_from_source: true
       - name: Build Windows
-        run: npm run build:win:${{ 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 }}
@@ -70,18 +76,24 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '22'
+          node-version: '20.12.2'
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 10.11.0
       - name: Install dependencies
-        run: npm install
+        run: pnpm install
         env:
           npm_config_platform: linux
           npm_config_arch: ${{ matrix.arch }}
       - name: Install Node Runtime
-        run: npm run installRuntime:linux:${{ matrix.arch }}
+        run: pnpm run installRuntime:linux:${{ matrix.arch }}
       - name: Install Sharp
-        run: npm install --cpu=wasm32 sharp
+        run: pnpm install sharp
+        env:
+          npm_config_cpu: wasm32
       - name: Build Linux
-        run: npm run build:linux:${{ 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 }}
@@ -110,18 +122,25 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '22'
+          node-version: '20.12.2'
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 10.11.0
       - name: Install dependencies
-        run: npm install
+        run: pnpm install
         env:
           npm_config_platform: darwin
           npm_config_arch: ${{ matrix.arch }}
       - name: Install Node Runtime
-        run: npm run installRuntime:mac:${{ matrix.arch }}
+        run: pnpm run installRuntime:mac:${{ matrix.arch }}
       - name: Install Sharp
-        run: npm i --cpu=${{ matrix.arch }} --os=darwin sharp
+        run: pnpm install sharp
+        env:
+          npm_config_cpu: ${{ matrix.arch }}
+          npm_config_os: darwin
       - name: Build Mac
-        run: npm run build:mac:${{ matrix.arch }}
+        run: pnpm run build:mac:${{ matrix.arch }}
         env:
           CSC_LINK: ${{ secrets.DEEPCHAT_CSC_LINK }}
           CSC_KEY_PASSWORD: ${{ secrets.DEEPCHAT_CSC_KEY_PASS }}
diff --git a/package.json b/package.json
index 584318682..55d37cca3 100644
--- a/package.json
+++ b/package.json
@@ -5,28 +5,34 @@
   "main": "./out/main/index.js",
   "author": "ThinkInAIXYZ",
   "type": "module",
+  "engines": {
+    "node": ">=20.12.2",
+    "pnpm": ">=10.11.0"
+  },
+  "packageManager": "pnpm@10.11.0",
   "scripts": {
+    "preinstall": "npx only-allow pnpm",
     "format": "prettier --write .",
     "lint": "eslint --cache .",
     "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",
+    "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",