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chore: optimize dockerfile #61

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d4731b7
chore: optimize dockerfile
gastonva Jul 8, 2025
df661af
fix: deployment stage missing user and project args
gastonva Jul 10, 2025
58bf14f
docs: improve docker layer docs
gastonva Jul 10, 2025
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92 changes: 76 additions & 16 deletions .dockerignore
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Original file line number Diff line number Diff line change
@@ -1,21 +1,81 @@
# repo and project folders
.devcontainer
.docs
# Version control
.git
.github
.gitignore
.gitmodules
.idea
.vscode

# docker
Dockerfile
.dockerignore
docker-compose.yaml

# python related
.pyright_cache
.pytest_cache
.gitattributes

# Development containers
.devcontainer/
.vscode/

# Documentation
docs/
*.txt

# Python cache and temporary files
__pycache__/
*.pyc
*.pyo
*.pyd
.Python
.pytest_cache/
.coverage
.coverage.*
.cache
.mypy_cache/
.ruff_cache/
.dmypy.json
dmypy.json

# Virtual environments
.env
.venv
env/
venv/
ENV/
env.bak/
venv.bak/

# Build artifacts
build/
dist/
*.egg-info/
.eggs/

# IDE files
.idea/
.vscode/
*.swp
*.swo
*~

# OS files
.DS_Store
.DS_Store?
._*
.Spotlight-V100
.Trashes
ehthumbs.db
Thumbs.db

# Scripts (if not needed in container)
scripts/

# Log files
*.log
logs/

# Temporary files
tmp/
temp/
.tmp/
.temp/

# Test artifacts
.tox/
.nox/
htmlcov/
.coverage
coverage.xml
*.cover
*.py,cover
.hypothesis/
17 changes: 13 additions & 4 deletions Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -7,11 +7,13 @@ ARG USER=appuser

ENV RUNTIME_PACKAGES=libpq-dev
# These packages will be deleted from the final image, after the application is packaged
ENV BUILD_PACKAGES=gcc
ENV BUILD_PACKAGES="gcc build-essential python3-dev"

RUN apt-get update \
&& apt-get install -y ${BUILD_PACKAGES} ${RUNTIME_PACKAGES} \
&& apt-get clean && rm -rf /var/lib/apt/lists/*
&& apt-get install -y --no-install-recommends ${BUILD_PACKAGES} ${RUNTIME_PACKAGES} \
&& apt-get clean \
&& rm -rf /var/lib/apt/lists/* \
&& rm -rf /tmp/* /var/tmp/*

RUN mkdir -p /opt/app/${PROJECT_NAME}

Expand All @@ -32,15 +34,20 @@ RUN pip install --upgrade pip \
&& pip install --user uv==${UV_VERSION}

WORKDIR /opt/app/${PROJECT_NAME}
COPY --chown=${USER}:${USER} . .

# Only copy files needed to install dependencies so it can be cached
# (changes to source files won't invalidate cache at this point)
COPY --chown=${USER}:${USER} pyproject.toml uv.lock ./
RUN uv sync --frozen --no-cache --no-install-project --no-default-groups

# Then copy the rest of the application
COPY --chown=${USER}:${USER} . .

# ----
# Devcontainer adds extra tools for development
FROM base AS devcontainer

ARG USER=appuser
USER root

# Add any other tool usefull during development to the following list, this won't be included
Expand Down Expand Up @@ -80,6 +87,8 @@ RUN uv build --wheel
# Deployment stage to run in cloud environments. This must be the last stage, which is used to run the application by default
FROM base AS deployment

ARG PROJECT_NAME=python-template

# root is needed to remove build dependencies
USER root
RUN apt-get purge -y ${BUILD_PACKAGES} \
Expand Down