diff --git a/.gitea/workflows/deploy-claude-dev-dev.yml b/.gitea/workflows/deploy-claude-dev-dev.yml
index 36f56b7..cc32cbc 100644
--- a/.gitea/workflows/deploy-claude-dev-dev.yml
+++ b/.gitea/workflows/deploy-claude-dev-dev.yml
@@ -52,6 +52,12 @@ jobs:
           echo "CLAUDE_DEV_IMAGE_TAG=${image_tag}" >> "$GITHUB_ENV"
           echo "CLAUDE_DEV_IMAGE=${image_ref}" >> "$GITHUB_ENV"
 
+      - name: Preload base image from server2
+        if: env.ROLLBACK_ONLY == '0'
+        run: |
+          set -euo pipefail
+          ssh -o StrictHostKeyChecking=accept-new server2 "podman pull docker.io/library/node:20-bookworm-slim >/dev/null && podman save docker.io/library/node:20-bookworm-slim" | docker load
+
       - name: Build claude-dev image
         if: env.ROLLBACK_ONLY == '0'
         run: |
diff --git a/claude-dev/Dockerfile b/claude-dev/Dockerfile
index d281067..5eeecab 100644
--- a/claude-dev/Dockerfile
+++ b/claude-dev/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:20-bookworm
+FROM node:20-bookworm-slim
 
 ENV DEBIAN_FRONTEND=noninteractive