Dockerfile.optimized

# Optimized multi-stage Dockerfile for smaller image size

# Stage 1: Build dependencies
FROM python:3.11-slim as builder

# Install only essential build dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    g++ \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /build

# Copy only requirements first (better caching)
COPY requirements.txt .

# Install Python packages with no cache
RUN pip install --user --no-cache-dir -r requirements.txt

# Stage 2: Runtime image
FROM python:3.11-slim

# Install only runtime dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    git \
    curl \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copy Python packages from builder
COPY --from=builder /root/.local /root/.local

# Make sure scripts in .local are usable
ENV PATH=/root/.local/bin:$PATH

# Copy application code
COPY . .

# Create necessary directories
RUN mkdir -p work/jobs work/reports work/jobs_meta work/visualizations work/qa_indices index

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV PYTHONPATH=/app
ENV PORT=8080

# Expose port
EXPOSE $PORT

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:$PORT/health || exit 1

# Run the application
CMD ["sh", "-c", "uvicorn webapp.app:app --host 0.0.0.0 --port $PORT"]