create-app: update Dockerfile to indicate need for BuildKit to be enabled

Signed-off-by: Jason Nguyen <jason-nguyen@pluralsight.com>
2022-10-06 15:02:09 -06:00
parent 2b9b25b944
commit 053f1e8ea6
1 changed files with 4 additions and 0 deletions
@@ -20,6 +20,10 @@ RUN apt-get update && \

 # From here on we use the least-privileged `node` user to run the backend.
 USER node
+
+# This should create the app dir as `node`.
+# If it is instead created as `root` then the `tar` command below will fail: `can't create directory 'packages/': Permission denied`.
+# If this occurs, then ensure BuildKit is enabled (`DOCKER_BUILDKIT=1`) so the app dir is correctly created as `node`.
 WORKDIR /app

 # This switches many Node.js dependencies to production mode.