chore: Fix CI

.woodpecker.yml

@@ -11,10 +11,11 @@ clone:
       recursive: true
 
 steps:
-  # Build Zola static files
+  # Build zola static files
   build:
-    image: ghcr.io/getzola/zola:v0.17.2
+    image: alpine
     commands:
+      - apk add zola
       - zola build
     when:
       event: [ pull_request, push ]
@@ -35,7 +36,7 @@ steps:
       # Commit and push all static files with pipeline started timestamp
       - cd $CI_REPO_NAME
       - git add .
-      - git commit -m "Woodpecker CI ${CI_BUILD_CREATED}"
+      - git commit -m "Woodpecker CI ${CI_COMMIT_SHA}"
       - git push
     when:
       event: push