fix ci

.github/workflows/deploy.yml

@@ -18,6 +18,9 @@ jobs:
 
       - name: Build
         run: |
+          apt update -y
+          apt install -y git
+          git clone https://github.com/matcornic/hugo-theme-learn themes/hugo-theme-learn --depth=1
           hugo --minify
           cd public; tar czf x *
           echo -e "${{ secrets.SK }}" > sk.txt