fix ci workflow

Author: superruzafa

.github/workflows/main.yml

@@ -1,21 +1,39 @@
-name: Publish Site
+name: Deploy Hugo site to GitHub Pages
 
 on:
   push:
-    branches: [master]
+    branches:
+      - master
 
 jobs:
-  build-deploy:
+  build:
     runs-on: ubuntu-latest
+
     steps:
-      - name: Checkout repository
-        uses: actions/checkout@master
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v1
+
+    - name: Build Docker image
+      run: docker build -t hugo-builder .
+
+    - name: Convert .tex to .svg
+      run: docker run -v ${{ github.workspace }}:/workspace hugo-builder make -C /workspace
+
+    - name: Setup Hugo
+      uses: peaceiris/actions-hugo@v2
+      with:
+        hugo-version: '0.125.7'
+        extended: true
+
+    - name: Build site
+      run: hugo --minify
 
-      - name: Build site
-        uses: ./
+    - name: Deploy to GitHub Pages
+      uses: peaceiris/actions-gh-pages@v3
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        publish_dir: ./public
 
-      - name: Deploy to GH-Pages
-        uses: peaceiris/actions-gh-pages@v3
-        with:
-          github_token: ${{ secrets.DEPLOY_TOKEN }}
-          publish_dir: ./public