Add vsocde DevContainer

.devcontainer/Dockerfile

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+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

.devcontainer/devcontainer.json

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+{
+  "name": "React Dev Container",
+  "build": {
+    "dockerfile": "Dockerfile"
+  },
+  "customizations": {
+    "vscode": {
+      "settings": {
+        "terminal.integrated.defaultProfile.linux": "zsh"
+      }
+    },
+	"extensions": [
+		"esbenp.prettier-vscode",
+		"dbaeumer.vscode-eslint"
+	]
+  },
+  "forwardPorts": [3000],
+  "postCreateCommand": "npm install",
+  "remoteUser": "node"
+}
+