first claude draft

services/aggregator/Dockerfile

@@ -0,0 +1,47 @@
+# Multi-stage Dockerfile for Aggregator service
+
+FROM python:3.11-slim as base
+
+WORKDIR /app
+
+# Install system dependencies including grpc_health_probe
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    curl \
+    && curl -fsSL https://github.com/grpc-ecosystem/grpc-health-probe/releases/download/v0.4.24/grpc_health_probe-linux-amd64 \
+       -o /bin/grpc_health_probe \
+    && chmod +x /bin/grpc_health_probe \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY services/aggregator/requirements.txt /app/requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY shared /app/shared
+COPY proto /app/proto
+
+RUN python -m grpc_tools.protoc \
+    -I/app/proto \
+    --python_out=/app/shared \
+    --grpc_python_out=/app/shared \
+    /app/proto/metrics.proto
+
+COPY services/aggregator /app/services/aggregator
+
+ENV PYTHONPATH=/app
+ENV PYTHONUNBUFFERED=1
+
+# =============================================================================
+FROM base as development
+
+RUN pip install --no-cache-dir watchfiles
+
+CMD ["python", "-m", "watchfiles", "python services/aggregator/main.py", "/app/services/aggregator"]
+
+# =============================================================================
+FROM base as production
+
+RUN useradd --create-home --shell /bin/bash appuser
+USER appuser
+
+EXPOSE 50051
+
+CMD ["python", "services/aggregator/main.py"]