Now we can manage our own package images at https://github.com/python/cpython-devcontainers and publish them through https://github.com/orgs/python/packages, so it's time to use them.

• autoconf
• devcontainer

cc @brettcannon @erlend-aasland

Linked PRs

• gh-124612: Good bye dockerfile and use GHCR package #124626
• gh-124612: Use ghcr.io/python/autoconf instead of public image #124657
• gh-124612: Update autoconf container image #125320
• [3.13] gh-124612: Use ghcr.io/python/autoconf instead of public image (GH-124657) #126183
• [3.12] gh-124612: Use ghcr.io/python/autoconf instead of public image (GH-124657) #126184