diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
new file mode 100644
index 00000000..606291ea
--- /dev/null
+++ b/.devcontainer/Dockerfile
@@ -0,0 +1,15 @@
+# [Choice] PHP version: 7, 7.4, 7.3
+ARG VARIANT=7
+FROM mcr.microsoft.com/vscode/devcontainers/php:${VARIANT}
+
+# [Option] Install Node.js
+ARG INSTALL_NODE="true"
+ARG NODE_VERSION="lts/*"
+RUN if [ "${INSTALL_NODE}" = "true" ]; then su vscode -c "source /usr/local/share/nvm/nvm.sh && nvm install ${NODE_VERSION} 2>&1"; fi
+
+# [Optional] Uncomment this section to install additional OS packages.
+# RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+#     && apt-get -y install --no-install-recommends <your-package-list-here>
+
+# [Optional] Uncomment this line to install global node packages.
+# RUN su vscode -c "source /usr/local/share/nvm/nvm.sh && npm install -g <your-package-here>" 2>&1
\ No newline at end of file
diff --git a/.devcontainer/base.Dockerfile b/.devcontainer/base.Dockerfile
new file mode 100644
index 00000000..9294c613
--- /dev/null
+++ b/.devcontainer/base.Dockerfile
@@ -0,0 +1,44 @@
+# [Choice] PHP version: 7, 7.4, 7.3
+ARG VARIANT=7
+FROM php:${VARIANT}-cli
+
+# [Option] Install zsh
+ARG INSTALL_ZSH="true"
+# [Option] Upgrade OS packages to their latest versions
+ARG UPGRADE_PACKAGES="true"
+
+
+# Install needed packages and setup non-root user. Use a separate RUN statement to add your own dependencies.
+ARG USERNAME=vscode
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+COPY library-scripts/common-debian.sh /tmp/library-scripts/
+RUN apt-get update && bash /tmp/library-scripts/common-debian.sh "${INSTALL_ZSH}" "${USERNAME}" "${USER_UID}" "${USER_GID}" "${UPGRADE_PACKAGES}" \
+    && apt-get clean -y && rm -rf /var/lib/apt/lists/* /tmp/library-scripts
+
+# Install xdebug
+RUN yes | pecl install xdebug \
+    && echo "zend_extension=$(find /usr/local/lib/php/extensions/ -name xdebug.so)" > /usr/local/etc/php/conf.d/xdebug.ini \
+    && echo "xdebug.remote_enable=on" >> /usr/local/etc/php/conf.d/xdebug.ini \
+    && echo "xdebug.remote_autostart=on" >> /usr/local/etc/php/conf.d/xdebug.ini \
+    && rm -rf /tmp/pear
+
+# Install composer
+RUN curl -sSL https://getcomposer.org/installer | php \
+    && chmod +x composer.phar \
+    && mv composer.phar /usr/local/bin/composer
+
+# [Option] Install Node.js
+ARG INSTALL_NODE="true"
+ARG NODE_VERSION="none"
+ENV NVM_DIR=/usr/local/share/nvm
+ENV NVM_SYMLINK_CURRENT=true \
+    PATH=${NVM_DIR}/current/bin:${PATH}
+COPY library-scripts/node-debian.sh /tmp/library-scripts/
+RUN if [ "$INSTALL_NODE" = "true" ]; then /bin/bash /tmp/library-scripts/node-debian.sh "${NVM_DIR}" "${NODE_VERSION}" "${USERNAME}"; fi \
+    && apt-get clean -y && rm -rf /var/lib/apt/lists/* /tmp/library-scripts
+
+# [Optional] Uncomment this section to install additional packages.
+# RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+#     && apt-get -y install --no-install-recommends <your-package-list-here>
+
diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
new file mode 100644
index 00000000..862e037b
--- /dev/null
+++ b/.devcontainer/devcontainer.json
@@ -0,0 +1,32 @@
+{
+	"name": "PHP",
+	"build": {
+		"dockerfile": "Dockerfile",
+		"args": { 
+			// Update VARIANT to pick a PHP version: 7, 7.4, 7.3
+			"VARIANT": "7",
+			"INSTALL_NODE": "true",
+			"NODE_VERSION": "lts/*"
+		}
+	},
+	
+	// Set *default* container specific settings.json values on container create.
+	"settings": { 
+		"terminal.integrated.shell.linux": "/bin/bash"
+	},
+
+	// Add the IDs of extensions you want installed when the container is created.
+	"extensions": [
+		"felixfbecker.php-debug",
+		"felixfbecker.php-intellisense"
+	]
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "php -v",
+
+	// Uncomment to connect as a non-root user. See https://aka.ms/vscode-remote/containers/non-root.
+	// "remoteUser": "vscode"
+}
diff --git a/.devcontainer/library-scripts/README.md b/.devcontainer/library-scripts/README.md
new file mode 100644
index 00000000..d06dfd1a
--- /dev/null
+++ b/.devcontainer/library-scripts/README.md
@@ -0,0 +1,5 @@
+# Warning: Folder contents may be replaced
+
+The contents of this folder will be automatically replaced with a file of the same name in the [vscode-dev-containers](https://github.com/microsoft/vscode-dev-containers) repository's [script-library folder](https://github.com/microsoft/vscode-dev-containers/tree/master/script-library) whenever the repository is packaged.
+
+To retain your edits, move the file to a different location. You may also delete the files if they are not needed.
\ No newline at end of file
diff --git a/.devcontainer/library-scripts/common-debian.sh b/.devcontainer/library-scripts/common-debian.sh
new file mode 100755
index 00000000..6b2bd1d6
--- /dev/null
+++ b/.devcontainer/library-scripts/common-debian.sh
@@ -0,0 +1,187 @@
+#!/usr/bin/env bash
+#-------------------------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license information.
+#-------------------------------------------------------------------------------------------------------------
+
+# Syntax: ./common-debian.sh [install zsh flag] [username] [user UID] [user GID] [upgrade packages flag]
+
+INSTALL_ZSH=${1:-"true"}
+USERNAME=${2:-"vscode"}
+USER_UID=${3:-1000}
+USER_GID=${4:-1000}
+UPGRADE_PACKAGES=${5:-"true"}
+
+set -e
+
+if [ "$(id -u)" -ne 0 ]; then
+    echo -e 'Script must be run a root. Use sudo, su, or add "USER root" to your Dockerfile before running this script.'
+    exit 1
+fi
+
+# Treat a user name of "none" as root
+if [ "${USERNAME}" = "none" ] || [ "${USERNAME}" = "root" ]; then
+    USERNAME=root
+    USER_UID=0
+    USER_GID=0
+fi
+
+# Load markers to see which steps have already run
+MARKER_FILE="/usr/local/etc/vscode-dev-containers/common"
+if [ -f "${MARKER_FILE}" ]; then
+    echo "Marker file found:"
+    cat "${MARKER_FILE}"
+    source "${MARKER_FILE}"
+fi
+
+# Ensure apt is in non-interactive to avoid prompts
+export DEBIAN_FRONTEND=noninteractive
+
+# Function to call apt-get if needed
+apt-get-update-if-needed()
+{
+    if [ ! -d "/var/lib/apt/lists" ] || [ "$(ls /var/lib/apt/lists/ | wc -l)" = "0" ]; then
+        echo "Running apt-get update..."
+        apt-get update
+    else
+        echo "Skipping apt-get update."
+    fi
+}
+
+# Run install apt-utils to avoid debconf warning then verify presence of other common developer tools and dependencies
+if [ "${PACKAGES_ALREADY_INSTALLED}" != "true" ]; then
+    apt-get-update-if-needed
+
+    PACKAGE_LIST="apt-utils \
+        git \
+        openssh-client \
+        less \
+        iproute2 \
+        procps \
+        curl \
+        wget \
+        unzip \
+        zip \
+        nano \
+        jq \
+        lsb-release \
+        ca-certificates \
+        apt-transport-https \
+        dialog \
+        gnupg2 \
+        libc6 \
+        libgcc1 \
+        libgssapi-krb5-2 \
+        libicu[0-9][0-9] \
+        liblttng-ust0 \
+        libstdc++6 \
+        zlib1g \
+        locales \
+        sudo"
+
+    # Install libssl1.1 if available
+    if [[ ! -z $(apt-cache --names-only search ^libssl1.1$) ]]; then
+        PACKAGE_LIST="${PACKAGE_LIST}       libssl1.1"
+    fi
+    
+    # Install appropriate version of libssl1.0.x if available
+    LIBSSL=$(dpkg-query -f '${db:Status-Abbrev}\t${binary:Package}\n' -W 'libssl1\.0\.?' 2>&1 || echo '')
+    if [ "$(echo "$LIBSSL" | grep -o 'libssl1\.0\.[0-9]:' | uniq | sort | wc -l)" -eq 0 ]; then
+        if [[ ! -z $(apt-cache --names-only search ^libssl1.0.2$) ]]; then
+            # Debian 9
+            PACKAGE_LIST="${PACKAGE_LIST}       libssl1.0.2"
+        elif [[ ! -z $(apt-cache --names-only search ^libssl1.0.0$) ]]; then
+            # Ubuntu 18.04, 16.04, earlier
+            PACKAGE_LIST="${PACKAGE_LIST}       libssl1.0.0"
+        fi
+    fi
+
+    echo "Packages to verify are installed: ${PACKAGE_LIST}"
+    apt-get -y install --no-install-recommends ${PACKAGE_LIST} 2> >( grep -v 'debconf: delaying package configuration, since apt-utils is not installed' >&2 )
+        
+    PACKAGES_ALREADY_INSTALLED="true"
+fi
+
+# Get to latest versions of all packages
+if [ "${UPGRADE_PACKAGES}" = "true" ]; then
+    apt-get-update-if-needed
+    apt-get -y upgrade --no-install-recommends
+    apt-get autoremove -y
+fi
+
+# Ensure at least the en_US.UTF-8 UTF-8 locale is available.
+# Common need for both applications and things like the agnoster ZSH theme.
+if [ "${LOCALE_ALREADY_SET}" != "true" ]; then
+    echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen 
+    locale-gen
+    LOCALE_ALREADY_SET="true"
+fi
+
+# Create or update a non-root user to match UID/GID - see https://aka.ms/vscode-remote/containers/non-root-user.
+if id -u $USERNAME > /dev/null 2>&1; then
+    # User exists, update if needed
+    if [ "$USER_GID" != "$(id -G $USERNAME)" ]; then 
+        groupmod --gid $USER_GID $USERNAME 
+        usermod --gid $USER_GID $USERNAME
+    fi
+    if [ "$USER_UID" != "$(id -u $USERNAME)" ]; then 
+        usermod --uid $USER_UID $USERNAME
+    fi
+else
+    # Create user
+    groupadd --gid $USER_GID $USERNAME
+    useradd -s /bin/bash --uid $USER_UID --gid $USER_GID -m $USERNAME
+fi
+
+# Add add sudo support for non-root user
+if [ "${USERNAME}" != "root" ] && [ "${EXISTING_NON_ROOT_USER}" != "${USERNAME}" ]; then
+    echo $USERNAME ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USERNAME
+    chmod 0440 /etc/sudoers.d/$USERNAME
+    EXISTING_NON_ROOT_USER="${USERNAME}"
+fi
+
+# .bashrc/.zshrc snippet
+RC_SNIPPET="$(cat << EOF
+export USER=\$(whoami)
+
+export PATH=\$PATH:\$HOME/.local/bin
+
+if [[ \$(which code-insiders 2>&1) && ! \$(which code 2>&1) ]]; then 
+    alias code=code-insiders
+fi
+EOF
+)"
+
+# Ensure ~/.local/bin is in the PATH for root and non-root users for bash. (zsh is later)
+if [ "${RC_SNIPPET_ALREADY_ADDED}" != "true" ]; then
+    echo "${RC_SNIPPET}" >> /etc/bash.bashrc
+    RC_SNIPPET_ALREADY_ADDED="true"
+fi
+
+# Optionally install and configure zsh
+if [ "${INSTALL_ZSH}" = "true" ] && [ ! -d "/root/.oh-my-zsh" ] && [ "${ZSH_ALREADY_INSTALLED}" != "true" ]; then
+    apt-get-update-if-needed
+    apt-get install -y zsh
+    curl -fsSLo- https://raw.github.com/ohmyzsh/ohmyzsh/master/tools/install.sh | bash 2>&1
+    echo "${RC_SNIPPET}" >> /etc/zsh/zshrc
+    echo -e "DEFAULT_USER=\$USER\nprompt_context(){}" >> /root/.zshrc
+    cp -fR /root/.oh-my-zsh /etc/skel
+    cp -f /root/.zshrc /etc/skel
+    sed -i -e "s/\/root\/.oh-my-zsh/\/home\/\$(whoami)\/.oh-my-zsh/g" /etc/skel/.zshrc
+    if [ "${USERNAME}" != "root" ]; then
+        cp -fR /etc/skel/.oh-my-zsh /etc/skel/.zshrc /home/$USERNAME
+        chown -R $USER_UID:$USER_GID /home/$USERNAME/.oh-my-zsh /home/$USERNAME/.zshrc
+    fi
+    ZSH_ALREADY_INSTALLED="true"
+fi
+
+# Write marker file
+mkdir -p "$(dirname "${MARKER_FILE}")"
+echo -e "\
+    PACKAGES_ALREADY_INSTALLED=${PACKAGES_ALREADY_INSTALLED}\n\
+    LOCALE_ALREADY_SET=${LOCALE_ALREADY_SET}\n\
+    EXISTING_NON_ROOT_USER=${EXISTING_NON_ROOT_USER}\n\
+    RC_SNIPPET_ALREADY_ADDED=${RC_SNIPPET_ALREADY_ADDED}\n\
+    ZSH_ALREADY_INSTALLED=${ZSH_ALREADY_INSTALLED}" > "${MARKER_FILE}"
+
+echo "Done!"
\ No newline at end of file
diff --git a/.devcontainer/library-scripts/node-debian.sh b/.devcontainer/library-scripts/node-debian.sh
new file mode 100644
index 00000000..f35e77fe
--- /dev/null
+++ b/.devcontainer/library-scripts/node-debian.sh
@@ -0,0 +1,105 @@
+#!/bin/bash
+#-------------------------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license information.
+#-------------------------------------------------------------------------------------------------------------
+
+# Syntax: ./node-debian.sh [directory to install nvm] [node version to install (use "none" to skip)] [non-root user]
+
+export NVM_DIR=${1:-"/usr/local/share/nvm"}
+export NODE_VERSION=${2:-"lts/*"}
+USERNAME=${3:-"vscode"}
+UPDATE_RC=${4:-"true"}
+
+set -e
+
+if [ "$(id -u)" -ne 0 ]; then
+    echo -e 'Script must be run a root. Use sudo, su, or add "USER root" to your Dockerfile before running this script.'
+    exit 1
+fi
+
+# Treat a user name of "none" or non-existant user as root
+if [ "${USERNAME}" = "none" ] || ! id -u ${USERNAME} > /dev/null 2>&1; then
+    USERNAME=root
+fi
+
+if [ "${NODE_VERSION}" = "none" ]; then
+    export NODE_VERSION=
+fi
+
+# Ensure apt is in non-interactive to avoid prompts
+export DEBIAN_FRONTEND=noninteractive
+
+# Install curl, apt-transport-https, tar, or gpg if missing
+if ! dpkg -s apt-transport-https curl ca-certificates tar > /dev/null 2>&1 || ! type gpg > /dev/null 2>&1; then
+    if [ ! -d "/var/lib/apt/lists" ] || [ "$(ls /var/lib/apt/lists/ | wc -l)" = "0" ]; then
+        apt-get update
+    fi
+    apt-get -y install --no-install-recommends apt-transport-https curl ca-certificates tar gnupg2
+fi
+
+# Install yarn
+if type yarn > /dev/null 2>&1; then
+    echo "Yarn already installed."
+else
+    curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | (OUT=$(apt-key add - 2>&1) || echo $OUT)
+    echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list
+    apt-get update
+    apt-get -y install --no-install-recommends yarn
+fi
+
+# Install the specified node version if NVM directory already exists, then exit
+if [ -d "${NVM_DIR}" ]; then
+    echo "NVM already installed."
+    if [ "${NODE_VERSION}" != "" ]; then
+       su ${USERNAME} -c "source $NVM_DIR/nvm.sh && nvm install ${NODE_VERSION} && nvm clear-cache"
+    fi
+    exit 0
+fi
+
+
+# Run NVM installer as non-root if needed
+mkdir -p ${NVM_DIR}
+chown ${USERNAME} ${NVM_DIR}
+su ${USERNAME} -c "$(cat << EOF
+    set -e
+
+    # Do not update profile - we'll do this manually
+    export PROFILE=/dev/null
+
+    curl -so- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.3/install.sh | bash 
+    source ${NVM_DIR}/nvm.sh
+    if [ "${NODE_VERSION}" != "" ]; then
+        nvm alias default ${NODE_VERSION}
+    fi
+    nvm clear-cache 
+EOF
+)" 2>&1
+
+if [ "${UPDATE_RC}" = "true" ]; then
+    echo "Updating /etc/bash.bashrc and /etc/zsh/zshrc with NVM scripts..."
+(cat <<EOF
+export NVM_DIR="${NVM_DIR}"
+sudoIf()
+{
+    if [ "\$(id -u)" -ne 0 ]; then
+        sudo "\$@"
+    else
+        "\$@"
+    fi
+}
+if [ "\$(stat -c '%U' \$NVM_DIR)" != "${USERNAME}" ]; then
+    if [ "\$(id -u)" -eq 0 ] || type sudo > /dev/null 2>&1; then
+        echo "Fixing permissions of \"\$NVM_DIR\"..."
+        sudoIf chown -R ${USERNAME}:root \$NVM_DIR
+    else
+        echo "Warning: NVM directory is not owned by ${USERNAME} and sudo is not installed. Unable to correct permissions."
+    fi
+fi
+[ -s "\$NVM_DIR/nvm.sh" ] && . "\$NVM_DIR/nvm.sh"
+[ -s "\$NVM_DIR/bash_completion" ] && . "\$NVM_DIR/bash_completion"
+EOF
+) | tee -a /etc/bash.bashrc >> /etc/zsh/zshrc 
+fi 
+
+echo "Done!"
\ No newline at end of file