feat: add Docker image

cookiecutter.json

@@ -18,5 +18,6 @@
     "python_version": "3.11",
     "add_script": "y",
     "year": "2024",
-    "add_pypi_release_ci": "y"
+    "add_pypi_release_ci": "y",
+    "docker_image": "y"
 }

{{ cookiecutter.project_name_dashed }}/.dockerignore

@@ -0,0 +1,39 @@
+# Ignore cache
+__pycache__/
+*.pyc
+*.pyo
+*.pyd
+.ruff_cache/
+
+# Ignore virtual environments
+.venv/
+
+# Ignore version control files and directories
+.git/
+.gitignore
+
+# Ignore CI/CD and deployment-related files
+.github/
+.dockerignore
+.cruft.json
+.pre-commit-config.yaml
+.safety-policy.yml
+.readthedocs.yaml
+.yamllint.yaml
+.tool-versions
+
+# Ignore markdown files (e.g., documentation)
+*.md
+
+# Ignore environment files (for local development)
+.env
+
+# Ignore deployment files
+deployment/
+
+# Ignore documentation and images
+docs/
+images/
+
+# Ignore test files and directories
+tests/

{{ cookiecutter.project_name_dashed }}/deployment/images/Dockerfile

@@ -0,0 +1,76 @@
+###################################################
+#   Stage 1: Get poetry                           #
+###################################################
+FROM python:{{ cookiecutter.python_version }}-slim AS poetry
+
+# Set environment variables
+ENV PYTHONDONTWRITEBYTECODE=1 \
+PYTHONUNBUFFERED=1 
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+build-essential \
+curl \
+&& rm -rf /var/lib/apt/lists/*
+
+# Install Poetry
+RUN curl -sSL https://install.python-poetry.org | python3 - && \
+ln -s /root/.local/bin/poetry /usr/local/bin/poetry
+
+###################################################
+#   Stage 2: Get deps                             #
+###################################################
+FROM poetry AS builder
+
+# Set work directory
+WORKDIR /app
+
+# Copy poetry configuration
+COPY pyproject.toml poetry.lock* /app/
+
+# Install dependencies
+RUN poetry config virtualenvs.create false \
+    && poetry install --no-interaction --no-ansi --only main
+
+# Copy the rest of the application code
+COPY . /app/
+
+###################################################
+#   Stage 3: Install wheel and create user        #
+###################################################
+FROM python:{{ cookiecutter.python_version }}-slim
+
+# Set environment variables
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1
+
+# Set work directory
+WORKDIR /app
+
+# Copy dependencies from builder
+COPY --from=builder /app /app
+
+# Create and switch to a non-root user
+RUN addgroup --system app && adduser --system --ingroup app app
+RUN chown -R app:app /app
+USER app
+
+# Set labels for the Docker image
+LABEL org.opencontainers.image.title="{{ cookiecutter.project_name }}"
+LABEL org.opencontainers.image.description="{{ cookiecutter.short_description }}"
+LABEL org.opencontainers.image.version="0.1.0"
+LABEL org.opencontainers.image.authors="{{ cookiecutter.author_name }} <{{ cookiecutter.author_email }}>"
+LABEL org.opencontainers.image.licenses="Apache-2.0"
+LABEL org.opencontainers.image.source="https://github.com/{{ cookiecutter.github_username }}/{{ cookiecutter.project_name_dashed }}"
+LABEL org.opencontainers.image.url="https://github.com/{{ cookiecutter.github_username }}/{{ cookiecutter.project_name_dashed }}"
+LABEL org.opencontainers.image.documentation="https://github.com/{{ cookiecutter.github_username }}/{{ cookiecutter.project_name_dashed }}/blob/main/README.md"
+LABEL org.opencontainers.image.vendor="{{ cookiecutter.github_username }}"
+
+# Expose port (if your application uses a specific port, adjust accordingly)
+# EXPOSE 8000
+
+# Define the entry point to the console script
+ENTRYPOINT ["python" , "{{ cookiecutter.project_name_underscored }}/main.py"]
+
+# Optional: Specify default command arguments
+# CMD []