Add nvm and node 18

Dockerfile

@@ -1,5 +1,6 @@
 FROM ubuntu:22.04
 LABEL org.opencontainers.image.authors="Badak Team Blibli.com <[email protected]>"
+RUN rm /bin/sh && ln -s /bin/bash /bin/sh
 
 ARG VERSION=4.9
 ARG user=jenkins
@@ -12,11 +13,18 @@ ARG gid=1000
 RUN apt-get update
 RUN apt-get -y upgrade
 RUN apt install -y git
-RUN apt-get install -y curl && curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.7/install.sh | bash
-RUN export NVM_DIR="$([ -z "${XDG_CONFIG_HOME-}" ] && printf %s "${HOME}/.nvm" || printf %s "${XDG_CONFIG_HOME}/nvm")" 
-RUN [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" # This loads nvm
-RUN nvm install 18
-RUN nvm use 18
+RUN apt-get install -y curl
+# nvm environment variables
+ENV NVM_DIR /usr/local/nvm
+ENV NODE_VERSION 18
+RUN mkdir /usr/local/nvm
+RUN curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.7/install.sh | bash
+# install node and npm
+RUN source $NVM_DIR/nvm.sh \
+    && nvm install $NODE_VERSION \
+    && nvm alias default $NODE_VERSION \
+    && nvm use default
+
 RUN apt-get install -y build-essential
 
 # Install a basic SSH server