Add vsocde DevContainer

.devcontainer/Dockerfile

@@ -0,0 +1,26 @@
+FROM node:18
+
+# Install some apt packages
+RUN apt-get update && apt-get install -y sudo zsh git vim tmux
+
+# Variable for default user `node` to be used in the following steps
+ARG USERNAME=node
+
+# Ensure basic setup of default `node` user
+# Not needed since node:18 already comes with a node user
+#RUN useradd -ms /bin/zsh $USERNAME \
+#    && chown -R node:node /home/$USERNAME
+
+# Set zsh as default shell for node user
+RUN chsh -s /bin/zsh node
+
+# Ensure `node` user has access to `sudo`
+RUN mkdir -p /etc/sudoers.d \
+    && echo $USERNAME ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USERNAME \
+    && chmod 0440 /etc/sudoers.d/$USERNAME
+
+# Set working directory
+WORKDIR /workspace
+
+# Use non-root user
+USER $USERNAME