Fix dockerfile

services/data/Dockerfile

@@ -1,3 +1,9 @@
+# Add this stage at the top of each service Dockerfile
+FROM python:3.11-slim as shared
+WORKDIR /shared
+COPY shared/ /shared/
+
+# Then your main service stage
 FROM python:3.11-slim
 
 WORKDIR /app
@@ -9,13 +15,16 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # Copy requirements
-COPY requirements.txt .
+COPY services/data/requirements.txt .
 
 # Install Python dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Copy shared libraries from the shared stage
+COPY --from=shared /shared /app/shared
+
 # Copy application code
-COPY . .
+COPY services/data/ .
 
 # Add shared libraries to Python path
 ENV PYTHONPATH="/app:/app/shared:$PYTHONPATH"
@@ -28,4 +37,4 @@ HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
     CMD curl -f http://localhost:8000/health || exit 1
 
 # Run application
-CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]