feat: adds custom dev container configuration (#84)

Note that this does not having podman installed and
does not support working on or running the end to end
tests.

Signed-off-by: Jennifer Power <barnabei.jennifer@gmail.com>

.devcontainer/Dockerfile

@@ -0,0 +1,30 @@
+FROM quay.io/fedora/fedora:37
+
+ARG POETRY_VERSION=1.5.1
+
+RUN dnf -y update && \
+    yum -y reinstall shadow-utils && \
+    yum install -y git \
+                   python3 \
+                   python3-pip \
+                   python3-devel \
+                   gcc-c++ && \
+    rm -rf /var/cache /var/log/dnf* /var/log/yum.*
+
+RUN useradd -u 1000 trestlebot
+
+ENV HOME=/home/trestlebot
+ENV PYSETUP_PATH="$HOME/trestle-bot" \
+    VENV_PATH="$HOME/trestle-bot/.venv"
+
+RUN mkdir -p "$PYSETUP_PATH"
+
+# Installing poetry and pipx.
+RUN python3 -m pip install --no-cache-dir --upgrade pip \
+    && python3 -m pip install --no-cache-dir pipx \
+    && python3 -m pipx install poetry==$POETRY_VERSION
+
+# set permissions
+RUN chown trestlebot:trestlebot -R /home/trestlebot
+
+USER trestlebot

.devcontainer/devcontainer.json

@@ -0,0 +1,35 @@
+{
+	"name": "TrestleBot Dev Environment ",
+	"build": {
+		"dockerfile": "Dockerfile",
+		"context": ".."
+	},
+	"customizations": {
+		"vscode": {
+			"settings": {
+				"python.linting.enabled": true,
+				"python.defaultInterpreterPath": "/home/trestlebot/trestle-bot/.venv/bin/python3"
+			},
+			"extensions": [
+				"ms-python.python",
+				"ms-python.mypy-type-checker",
+				"ms-python.flake8",
+				"ms-python.isort",
+				"ms-azuretools.vscode-docker"
+			]
+		}
+	},
+	"updateRemoteUserUID": true,
+	"containerUser": "trestlebot",
+	"containerEnv": {
+		"HOME": "/home/trestlebot",
+		"PIP_NO_CACHE_DIR": "off",
+		"PIP_DISABLE_PIP_VERSION_CHECK": "on",
+		"PIP_DEFAULT_TIMEOUT": "100",
+		"POETRY_VIRTUALENVS_IN_PROJECT": "true"
+	},
+	"updateContentCommand": "python3 -m venv $VENV_PATH && source $VENV_PATH/bin/activate && poetry install --no-root --no-interaction",
+	"postCreateCommand": "echo \"source $VENV_PATH/bin/activate\" >> $HOME/.bashrc",
+	"workspaceMount": "source=${localWorkspaceFolder},target=/workspace,type=bind",
+	"workspaceFolder": "/workspace"
+}