chore: use github action automation build

.github/workflows/npm-grunt.yml

@@ -0,0 +1,39 @@
+name: build and publish
+
+on:
+  push:
+    branches: [ "master" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    env:
+      QINIU_AK: ${{ secrets.QINIU_AK }}
+      QINIU_SK: ${{ secrets.QINIU_SK }}
+
+    strategy:
+      matrix:
+        node-version: [10.5]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v3
+      with:
+        node-version: ${{ matrix.node-version }}
+
+    - name: install dependencies
+      run: npm install
+
+    - name: install gitbook plugins
+      run: npx gitbook install
+
+    - name: build gitbook
+      run: npx gitbook build
+
+    - name: minify code
+      run: npx grunt minify
+
+    - name: upload website
+      run: npx grunt upload

package.json

@@ -17,7 +17,7 @@
   "homepage": "https://github.com/wangding/info-theory-lab-manual#readme",
   "devDependencies": {
     "gitbook-cli": "^2.3.2",
-    "grunt": "^1.0.1",
+    "grunt": "1.0.1",
     "grunt-contrib-copy": "^1.0.0",
     "grunt-contrib-cssmin": "^3.0.0",
     "grunt-contrib-htmlmin": "^2.4.0",