Update Dockerfile

Update python to 3.12

Author: kaiz-io

python/ecs-serviceconnect/services/frontend/Dockerfile

@@ -1,5 +1,5 @@
 # Use the official Python image
-FROM --platform=linux/amd64 python:3.9-slim
+FROM --platform=linux/amd64 python:3.12-slim
 
 ARG SERVICE_B_URL_BUILD_ARG
 ENV SERVICE_B_URL=$SERVICE_B_URL_BUILD_ARG
@@ -19,4 +19,4 @@ RUN pip install -r requirements.txt
 # EXPOSE 5001
 
 # Command to run the application
-CMD ["python", "frontend.py"]
+CMD ["python", "frontend.py"]