docker: pin baseimages to python:3.11-bookworm

CHANGELOG.md

@@ -9,6 +9,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Added
 ### Fixed
 ### Changed
+- pin base images to python:3.11-(slim-)bookworm
 ### Removed
 -->
 

docker/klipper/Dockerfile

@@ -1,6 +1,6 @@
 ## Get Klipper Source and Build venv
 ##
-FROM python:3-bookworm as build
+FROM python:3.11-bookworm as build
 
 ARG REPO=https://github.com/Klipper3d/klipper
 ARG VERSION=master
@@ -22,7 +22,7 @@ RUN python -m venv venv \
 
 ## Klippy Runtime Image
 ##
-FROM python:3-slim-bookworm as run
+FROM python:3.11-slim-bookworm as run
 
 WORKDIR /opt
 RUN groupadd klipper --gid 1000 \

docker/klipperscreen/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3-bookworm as build
+FROM python:3.11-bookworm as build
 
 ARG REPO=https://github.com/KlipperScreen/KlipperScreen
 ARG VERSION=master
@@ -18,7 +18,7 @@ RUN git clone ${REPO} klipperscreen \
 RUN python -m venv venv \
  && venv/bin/pip install -r klipperscreen/scripts/KlipperScreen-requirements.txt
 
-FROM python:3-slim-bookworm as run
+FROM python:3.11-slim-bookworm as run
 
 RUN apt update \
  && apt install -y \

docker/moonraker/Dockerfile

@@ -1,5 +1,5 @@
 ## Get Code and Build venv
-FROM python:3-bookworm as build
+FROM python:3.11-bookworm as build
 
 ARG REPO=https://github.com/Arksine/moonraker
 ARG VERSION=master
@@ -15,7 +15,7 @@ RUN python -m venv venv \
  && venv/bin/pip install -r moonraker/scripts/moonraker-requirements.txt
 
 ## Runtime Image
-FROM python:3-slim-bookworm as run
+FROM python:3.11-slim-bookworm as run
 
 RUN apt update \
  && apt install -y \