diff --git a/.gitea/workflows/build.yaml b/.gitea/workflows/build.yaml
index 4a5cee0..6a1cac2 100644
--- a/.gitea/workflows/build.yaml
+++ b/.gitea/workflows/build.yaml
@@ -10,24 +10,26 @@ jobs:
         id: restore-cache
         uses: actions/cache@v3
         with:
-          path: /root/.npm
-          key: node-marp-installation
+          path: /root/
+          key: installation-cache
       - name: checkout
         uses: actions/checkout@v4
-      - name: install marp
+      - name: install marp toolchain
         if: steps.restore-cache.outputs.cache-hit != 'true'
         run: |
-          npx  @marp-team/marp-cli@latest
+          npx @marp-team/marp-cli@latest && \
+          npx playwright install --with-deps chromium
       - name: cache marp installation
         if: steps.restore-cache.outputs.cache-hit != 'true'
         uses: actions/cache/save@v3
         with:
-          path: /root/.npm
-          key: node-marp-installation
+          path: /root/
+          key: installation-cache
       - name: build presentation
         working-directory: ./presentation
         run: |
           npx @marp-team/marp-cli@latest presentation.md --html -o index.html --theme-set ./themes -- && \
+          npx @marp-team/marp-cli@latest presentation.md --html -o presentation.pdf --theme-set ./themes -- && \
           zip -r ../presentation.zip .
       - name: upload to pages
         run: |