diff --git a/templates/Dockerfile.node b/templates/Dockerfile.node
index befd569..b967f5e 100644
--- a/templates/Dockerfile.node
+++ b/templates/Dockerfile.node
@@ -19,6 +19,10 @@ RUN yarn build
 
 FROM node:22-alpine
 WORKDIR /app
+# Keep Corepack's Yarn download in the image (world-readable) rather than in
+# root's $HOME, so a `yarn ...` CMD starts as uid 1000 without fetching Yarn
+# from repo.yarnpkg.com on every pod start.
+ENV COREPACK_HOME=/usr/local/share/corepack
 # tzdata is only needed if the app sets TZ. Add `git` here if the app shells
 # out to it.
 RUN apk add --no-cache tzdata \