diff --git a/Dockerfile b/Dockerfile
index 811f7e1..8168a83 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,6 +25,9 @@ COPY --chown=appuser:appuser . .
 # Switch to non-root user
 USER appuser
 
+# Generate cache, RSS feed, and sitemap during build
+RUN python scripts/publish_comic.py
+
 # Expose port
 EXPOSE 3000