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64 lines
1.9 KiB
Docker
64 lines
1.9 KiB
Docker
# ---- Builder: install deps with compilers and uv ----
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FROM python:3.12-slim AS builder
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ARG DEBIAN_FRONTEND=noninteractive
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WORKDIR /app
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# System deps required to build Python packages
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RUN apt-get update && apt-get install -y --no-install-recommends \
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pkg-config \
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build-essential \
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python3-dev \
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libcairo2-dev \
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&& rm -rf /var/lib/apt/lists/*
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# Install uv just for dependency resolution/install
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RUN pip install --no-cache-dir uv
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# Install the project virtualenv outside /app so bind-mounts don't hide it
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ENV UV_PROJECT_ENVIRONMENT=/opt/venv
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# Copy dependency files first to maximize cache
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COPY pyproject.toml ./
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# If you have a lock file, uncomment the next line for reproducible builds:
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# COPY uv.lock ./
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# Create the project virtualenv and install deps
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RUN uv sync --no-cache
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# ---- Runtime: minimal image with only runtime libs + app ----
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FROM python:3.12-slim AS runtime
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ARG DEBIAN_FRONTEND=noninteractive
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ARG BACKEND_BIND=0.0.0.0
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WORKDIR /app
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# Install only runtime system libraries (no compilers)
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# Keep libcairo if your deps need it; remove if unnecessary
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RUN apt-get update && apt-get install -y --no-install-recommends \
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libcairo2 \
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&& rm -rf /var/lib/apt/lists/*
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# Copy the prebuilt virtualenv from the builder
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COPY --from=builder /opt/venv /opt/venv
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# Copy the rest of the application code
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COPY . .
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# Use the venv Python by default and keep Python output unbuffered.
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# Bake default bind/port into the image; can be overridden at runtime.
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ENV PATH="/opt/venv/bin:${PATH}" \
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PYTHONDONTWRITEBYTECODE=1 \
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PYTHONUNBUFFERED=1 \
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BACKEND_BIND=${BACKEND_BIND}
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# Drop privileges
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RUN useradd -m appuser && chown -R appuser:appuser /app
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USER appuser
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# EXPOSE is informational; compose controls published ports
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EXPOSE 6400
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# Command to run the backend server, parameterized by env
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CMD ["sh", "-c", "python server_main.py --port 6400 --host ${BACKEND_BIND:-0.0.0.0}"]
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