Single-RUN image built by build.sh on ubuntu:26.04: build-essential,
distro plus latest Go, nvm with Node LTS, corepack with yarn/pnpm cached,
wrangler, hugo extended, golangci-lint, pyenv with latest Python 3, pip
and virtualenv. runit services supervised under runsvinit as PID 1.
Docs, man pages, caches and non-English locales stripped.
Includes build logs for the 2026-11-05 release (amd64 and arm64).
