Update dockerfile.

.github/workflows/docker_image_ci.yml

@@ -1,6 +1,10 @@
 name: Docker image CI
 
-on: [push]
+on:
+  push:
+    paths:
+      - setup_files/Dockerfile
+      - setup_files/requirements.txt
 
 jobs:
   build:

setup_files/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.11.3-slim-bullseye
+FROM python:3.12.0
 COPY ./requirements.txt /
 RUN apt-get update \
     && apt-get install wget libgl1-mesa-glx libglib2.0-0 --no-install-recommends -y \