fix more

Author: Aurel300

.github/workflows/build.yaml

@@ -15,7 +15,7 @@ jobs:
       uses: actions/checkout@v2
       with:
         ref: "build"
-        path: "tutorial/book"
+        path: "tutorial-build"
 
     - name: Setup mdBook
       uses: peaceiris/actions-mdbook@v1
@@ -30,9 +30,12 @@ jobs:
     - name: Create build commit
       if: github.ref == 'refs/heads/master' && github.event_name != 'pull_request'
       run: |
-        cd tutorial/book
+        cd tutorial-build
+        git rm -r *
+        rm -rf *
         git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
         git config --local user.name "github-actions[bot]"
+        cp -r ../tutorial/book/* .
         git add *
         git commit -m "Deploy $(date +'%Y-%m-%d %H:%M:%S')"