Try a github install action.

.forgejo/workflows/deploy.yaml

@@ -6,7 +6,8 @@ jobs:
       image: ghcr.io/catthehacker/ubuntu:act-22.04
     steps:
       - uses: actions/checkout@v4
-      - run: |
-          apt update
-          apt install zola
-          zola build
+      - uses: github.com/taiki-e/install-action@v2
+        with:
+          tool: zola@0.17.1
+      - run |
+        zola build