Add minio support and forntend analitycs

services/training/Dockerfile

@@ -1,10 +1,10 @@
-# Training Dockerfile
-# Add this stage at the top of each service Dockerfile
+# Training Service Dockerfile with MinIO Support
+# Multi-stage build for optimized production image
 FROM python:3.11-slim AS shared
 WORKDIR /shared
 COPY shared/ /shared/
 
-# Then your main service stage
+# Main service stage
 FROM python:3.11-slim
 
 WORKDIR /app