Align controller Dockerfile with uvicorn port

Author: rwilliamspbg-ops

Dockerfile.controller

@@ -37,11 +37,11 @@ RUN chown -R appuser:appuser /app
 USER appuser
 
 # Expose controller port
-EXPOSE 9000
+EXPOSE 8000
 
 # Health check
 HEALTHCHECK --interval=30s --timeout=10s --retries=3 \
-    CMD curl -f http://localhost:9000/health || exit 1
+    CMD curl -f http://localhost:8000/health || exit 1
 
 # Run a lightweight controller API used for local compose verification.
 CMD ["python", "-m", "uvicorn", "prototype.controller_service:app", "--host", "0.0.0.0", "--port", "8000"]