working

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -38,7 +38,7 @@ body:
       label: Host OS system
       placeholder: |
         Example:
-        Ubuntu 22.04
+        Ubuntu 24.04
     validations:
       required: true
 

.github/workflows/docker-build-test-upload.yml

@@ -77,9 +77,9 @@ jobs:
           platform: ${{ inputs.platform }}
           variant: ${{ inputs.parent-variant }}
 
-      - name: Pull ubuntu:22.04 image 📥
+      - name: Pull ubuntu:24.04 image 📥
         if: inputs.parent-image == ''
-        run: docker pull ubuntu:22.04
+        run: docker pull ubuntu:24.04
         shell: bash
 
       - name: Build image 🛠

.readthedocs.yaml

@@ -6,7 +6,7 @@ version: 2
 
 # Set the OS, Python version and other tools you might need
 build:
-  os: ubuntu-22.04
+  os: ubuntu-24.04
   tools:
     python: "3.12"
     # You can also specify other tool versions:

Makefile

@@ -36,9 +36,9 @@ help:
 
 
 build/%: DOCKER_BUILD_ARGS?=
-build/%: ROOT_CONTAINER?=ubuntu:22.04
+build/%: ROOT_CONTAINER?=ubuntu:24.04
 build/%: ## build the latest image for a stack using the system's architecture
-	docker build $(DOCKER_BUILD_ARGS) --rm --force-rm --tag "$(REGISTRY)/$(OWNER)/$(notdir $@):latest" "./images/$(notdir $@)" --build-arg REGISTRY="$(REGISTRY)" --build-arg OWNER="$(OWNER)"
+	docker build $(DOCKER_BUILD_ARGS) --rm --force-rm --tag "$(REGISTRY)/$(OWNER)/$(notdir $@):latest" "./images/$(notdir $@)" --build-arg REGISTRY="$(REGISTRY)" --build-arg OWNER="$(OWNER)" --build-arg ROOT_CONTAINER="$(ROOT_CONTAINER)"
 	@echo -n "Built image size: "
 	@docker images "$(REGISTRY)/$(OWNER)/$(notdir $@):latest" --format "{{.Size}}"
 build-all: $(foreach I, $(ALL_IMAGES), build/$(I)) ## build all stacks

docs/using/selecting.md

@@ -267,7 +267,7 @@ Whenever a docker image is pushed to the container registry, it is tagged with:
 - the `latest` tag
 - a 12-character git commit SHA like `1ffe43816ba9`
 - a date formatted like `2023-01-30`
-- OS version like `ubuntu-22.04`
+- OS version like `ubuntu-24.04`
 - a set of software version tags like `python-3.10.8` and `lab-3.5.3`
 
 ```{warning}

images/docker-stacks-foundation/Dockerfile

@@ -1,9 +1,9 @@
 # Copyright (c) Jupyter Development Team.
 # Distributed under the terms of the Modified BSD License.
 
-# Ubuntu 22.04 (jammy)
-# https://hub.docker.com/_/ubuntu/tags?page=1&name=jammy
-ARG ROOT_CONTAINER=ubuntu:22.04
+# Ubuntu 24.04 (noble)
+# https://hub.docker.com/_/ubuntu/tags?page=1&name=noble
+ARG ROOT_CONTAINER=ubuntu:24.04
 
 FROM $ROOT_CONTAINER
 
@@ -73,6 +73,8 @@ RUN sed -i 's/^#force_color_prompt=yes/force_color_prompt=yes/' /etc/skel/.bashr
 RUN echo "auth requisite pam_deny.so" >> /etc/pam.d/su && \
     sed -i.bak -e 's/^%admin/#%admin/' /etc/sudoers && \
     sed -i.bak -e 's/^%sudo/#%sudo/' /etc/sudoers && \
+    # Delete existing user 'ubuntu' with UID=1000 \
+    userdel -Rz ubuntu && \
     useradd --no-log-init --create-home --shell /bin/bash --uid "${NB_UID}" --no-user-group "${NB_USER}" && \
     mkdir -p "${CONDA_DIR}" && \
     chown "${NB_USER}:${NB_GID}" "${CONDA_DIR}" && \