Jekyll - Fix bug "cannot open ./.devcontainer/post-create.sh: No such file" (devcontainers#390)

* Jekyll - Fix bug "cannot open ./.devcontainer/post-create.sh: No such file"

* fix test

Author: samruddhikhandale

src/jekyll/.devcontainer/Dockerfile

@@ -3,6 +3,7 @@ ARG VARIANT=2.7-bullseye
 FROM mcr.microsoft.com/devcontainers/ruby:${VARIANT}
 
 USER root
+
 # ENV Variables required by Jekyll
 ENV LANG=en_US.UTF-8 \
     LANGUAGE=en_US:en \
@@ -15,9 +16,11 @@ ENV LANG=en_US.UTF-8 \
 RUN gem update --system
 RUN gem install bundler jekyll github-pages
 
-# [Choice] Node.js version: none, lts/*, 16, 14, 12, 10
-ARG NODE_VERSION="none"
-RUN if [ "${NODE_VERSION}" != "none" ]; then su vscode -c "umask 0002 && . /usr/local/share/nvm/nvm.sh && nvm install ${NODE_VERSION} 2>&1"; fi
+RUN chown -R "vscode:rvm" "/usr/local/rvm/" \
+    && chmod -R g+r+w "/usr/local/rvm/" \
+    && find "/usr/local/rvm/" -type d | xargs -n 1 chmod g+s
+
+COPY post-create.sh /usr/local/post-create.sh
 
 # [Optional] Uncomment this section to install additional OS packages.
 # RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \

src/jekyll/.devcontainer/devcontainer.json

@@ -4,6 +4,9 @@
 		"context": "."
 	},
 	"features": {
+		"ghcr.io/devcontainers/features/node:1": {
+            "version": "none"
+        },
 		"ghcr.io/devcontainers/features/git:1": {
             "version": "latest",
             "ppa": "false"
@@ -18,7 +21,7 @@
 	],
 
 	// Use 'postCreateCommand' to run commands after the container is created.
-	"postCreateCommand": "sh ./.devcontainer/post-create.sh",
+	"postCreateCommand": "sh /usr/local/post-create.sh",
 
 	// Set `remoteUser` to `root` to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
 	"remoteUser": "vscode"

src/jekyll/test-project/test.sh

@@ -27,5 +27,7 @@ check "gitconfig-contains-name" sh -c "cat /etc/gitconfig | grep 'name = devcont
 
 check "usr-local-etc-config-does-not-exist" test ! -f "/usr/local/etc/gitconfig"
 
+check "post-create-exists" test -f /usr/local/post-create.sh
+
 # Report result
 reportResults