switch to official python docker image (#1210)

Author: vincentsarago

CHANGES.md

@@ -22,6 +22,7 @@
 
 * Add otel-collector and jaeger to the docker network
 * fix layer's bounds for non-wgs84 CRS in WMTS document
+* switch from bitnami to official python:3.12 docker image
 
 ## 0.22.4 (2025-07-02)
 

dockerfiles/Dockerfile

@@ -1,6 +1,6 @@
 ARG PYTHON_VERSION=3.12
 
-FROM bitnami/python:${PYTHON_VERSION}
+FROM python:${PYTHON_VERSION}
 RUN apt update && apt upgrade -y \
   && apt install curl -y \
   && rm -rf /var/lib/apt/lists/*