Add devcontainer support

.devcontainer/Dockerfile

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+ARG VARIANT="22.04"
+FROM ubuntu:${VARIANT} as base
+
+ARG DEBIAN_FRONTEND=noninteractive
+
+# Install required packages as well as setup the prettier bash prompt and a
+# Python virtual environment.
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    openssh-server \
+    curl \
+    wget \
+    gnupg \
+    git \
+    build-essential \
+    cmake \
+    gdb-multiarch \
+    default-jre \
+    python3 \
+    python3-setuptools \
+    python3-pip \
+    python3-venv \
+    && rm -rf /var/lib/apt/lists/* \
+    && python3 -m venv /tmp/fprime-venv \
+    && . /tmp/fprime-venv/bin/activate \
+    && python3 -m pip install -U --upgrade pip setuptools setuptools_scm wheel \
+    && printf '\n[ -d "%s" ] && . %s/bin/activate\n' /tmp/fprime-venv /tmp/fprime-venv >> ~/.bashrc \
+    && echo 'eval "$(register-python-argcomplete fprime-cli)"' >> ~/.bashrc
+
+# Install Renode
+ARG RENODE_PKG= https://github.com/renode/renode/releases/download/v1.13.3/renode-1.13.3.linux-portable.tar.gz
+RUN wget $RENODE_PKG \
+      tar -xvzf renode-1.13.3.linux-portable.tar.gz
+
+ENV RENODE_INSTALL_DIR=/workspaces/renode
+ENV PATH=${RENODE_INSTALL_DIR}:${PATH}

.devcontainer/config/better_prompt.sh

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+# File Name:
+#   better_prompt.sh
+#
+# Details:
+#   Contains a function to configure the bash prompt for dev work
+
+# `````````````````````````````````````````````````````````````````````````````
+# Function name:
+#   set_bash_prompt()
+#
+# Description:
+#   Configures the bash prompt for development. Sets up the CWD, the current
+#   git branch, any active Python virtual environment, and the username.
+#
+#   [CWD:BRANCH:VENV][USER:HOSTNAME 🚀] _
+#
+# Example:
+#   [/workspaces:master:my_venv][root 🚀]
+# Usage:
+#   Copy and paste the following function **and** the export command into
+#   your .bashrc file
+#
+function set_bash_prompt() {
+    # Color codes for easy prompt building
+	COLOR_DIVIDER="\[\e[30;1m\]"
+	COLOR_USERNAME="\[\e[34;1m\]"
+	COLOR_GITBRANCH="\[\e[33;1m\]"
+	COLOR_VENV="\[\e[36;1m\]"
+	COLOR_GREEN="\[\e[32;1m\]"
+	COLOR_PATH_OK="\[\e[32;1m\]"
+	COLOR_PATH_ERR="\[\e[31;1m\]"
+	COLOR_NONE="\[\e[0m\]"
+
+    # Change the path color based on return value.
+    if test $? -eq 0 ; then
+            PATH_COLOR=${COLOR_PATH_OK}
+    else
+            PATH_COLOR=${COLOR_PATH_ERR}
+    fi
+
+    # Set the PS1 to be "[workingdirectory:"
+        PS1="${COLOR_DIVIDER}[${PATH_COLOR}\w${COLOR_DIVIDER}"
+    # Add git branch portion of the prompt, this adds ":branchname"
+    if ! git_loc="$(type -p "$git_command_name")" || [ -z "$git_loc" ]; then
+        # Git is installed
+        if [ -d .git ] || git rev-parse --is-inside-work-tree > /dev/null 2>&1; then
+        # Inside of a git repository
+            GIT_BRANCH=$(git symbolic-ref --short HEAD)
+            PS1="${PS1}:${COLOR_GITBRANCH}${GIT_BRANCH}${COLOR_DIVIDER}"
+        fi
+    fi
+
+    # Add Python VirtualEnv portion of the prompt, this adds ":venvname"
+    if ! test -z "$VIRTUAL_ENV" ; then
+        PS1="${PS1}:${COLOR_VENV}`basename \"$VIRTUAL_ENV\"`${COLOR_DIVIDER}"
+    fi
+
+    # Close out the prompt, this adds "]\n[username 🚀] "
+    PS1="${PS1}]${COLOR_DIVIDER}[${COLOR_USERNAME}\u${COLOR_DIVIDER} 🚀]${COLOR_NONE} "
+}
+
+# Tell Bash to run the above function for every prompt
+export PROMPT_COMMAND=set_bash_prompt

.devcontainer/devcontainer.json

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+// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
+// https://github.com/microsoft/vscode-dev-containers/tree/v0.209.6/containers/ubuntu
+{
+	"name": "F'",
+	"build": {
+		"dockerfile": "Dockerfile",
+		// Update 'VARIANT' to pick an Ubuntu version: hirsute, focal, bionic
+		// Use hirsute or bionic on local arm64/Apple Silicon.
+		"args": { "VARIANT": "22.04" }
+	},
+
+	// Provides runtime arguments to the container
+	"runArgs": [
+		"--privileged",
+		"--network=host",
+		"--cap-add=SYS_PTRACE",
+		"--security-opt=seccomp:unconfined",
+		"--security-opt=apparmor:unconfined"
+	],
+
+	// Set *default* container specific settings.json values on container create.
+	"settings": {},
+
+
+	// Add the IDs of extensions you want installed when the container is created.
+	"extensions": [
+		"ms-vscode.cpptools-extension-pack"
+	],
+
+	// 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": "cat .devcontainer/config/better_prompt.sh >> ~/.bashrc; python3 -m pip install -U -r /workspaces/fprime-rtems-poc/fprime/requirements.txt"
+
+	// Comment out connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+	// "remoteUser": "vscode"
+}