Dockerfile.backend

FROM python:3.11-slim

WORKDIR /app

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

# Install Common Dependencies
RUN pip install --no-cache-dir \
    fastapi \
    uvicorn \
    numpy \
    asyncpg \
    websockets \
    scipy \
    redis \
    protobuf \
    pyyaml \
    python-jose[cryptography] \
    passlib \
    python-multipart

# Copy application code
COPY backend /app/backend
COPY proto /app/proto

# Compile proto files (we'll do this in the entrypoint or build step)
# For now, let's assume pre-compiled or compile on startup
# But a better practice is to compile here.
# Let's add protoc compiler
RUN apt-get update && apt-get install -y protobuf-compiler && rm -rf /var/lib/apt/lists/*
RUN protoc -I=/app/proto --python_out=/app/backend --pyi_out=/app/backend /app/proto/telemetry.proto

ENV PYTHONPATH=/app

CMD ["uvicorn", "backend.main:app", "--host", "0.0.0.0", "--port", "8000"]