2d8efb15dd
- "docker/Dockerfile.engine" - "engine/api/routes.py" - ".dockerignore" GSD-Task: S03/T02
61 lines
1.8 KiB
Text
61 lines
1.8 KiB
Text
# ── Kerf Engine — multi-stage Docker build ──
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# Standalone raster-to-vector conversion API (no App dependencies)
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# ── Stage 1: Build dependencies ──
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FROM python:3.11-slim AS builder
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RUN apt-get update && apt-get install -y --no-install-recommends \
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build-essential \
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pkg-config \
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libagg-dev \
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libpotrace-dev \
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libpotrace0 \
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&& rm -rf /var/lib/apt/lists/*
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WORKDIR /build
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# Install Python deps into a virtual-env we can copy later
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RUN python -m venv /opt/venv
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ENV PATH="/opt/venv/bin:$PATH"
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COPY engine/pyproject.toml .
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RUN pip install --no-cache-dir . 2>/dev/null || true
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# The above may fail because package source isn't present yet — install deps directly
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RUN pip install --no-cache-dir \
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"fastapi>=0.110" \
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"uvicorn[standard]>=0.29" \
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"opencv-python-headless>=4.9" \
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"pypotrace>=0.3" \
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"vtracer>=0.6" \
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"python-multipart>=0.0.9" \
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"Pillow>=10.2" \
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"ezdxf>=1.0"
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# ── Stage 2: Runtime image ──
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FROM python:3.11-slim AS runtime
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# Runtime-only system libs for pypotrace
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RUN apt-get update && apt-get install -y --no-install-recommends \
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libpotrace0 \
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libagg2 \
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curl \
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&& rm -rf /var/lib/apt/lists/*
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# Copy the virtual-env from the builder
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COPY --from=builder /opt/venv /opt/venv
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ENV PATH="/opt/venv/bin:$PATH"
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# Copy engine source only — no App code
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WORKDIR /app
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COPY engine/main.py .
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COPY engine/api/ ./api/
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COPY engine/pipeline/ ./pipeline/
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COPY engine/output/ ./output/
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COPY engine/presets/ ./presets/
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EXPOSE 8000
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HEALTHCHECK --interval=15s --timeout=5s --start-period=10s --retries=3 \
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CMD curl -sf http://localhost:8000/engine/health || exit 1
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CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]
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