🐛 Fix yarn install using corepack on node v25

Also fail faster on builds by setting `-euo pipefail`

Author: nikolaik

Dockerfile

@@ -1,10 +1,10 @@
 FROM python:trixie
 LABEL org.opencontainers.image.authors="Nikolai R Kristiansen <nikolaik@gmail.com>"
 
+SHELL ["/bin/bash", "-euo", "pipefail", "-c"]
 RUN groupadd --gid 1000 pn && useradd --uid 1000 --gid pn --shell /bin/bash --create-home pn
 ENV POETRY_HOME=/usr/local
 
-# Install nodejs and yarn
 RUN NODE_VERSION="$(curl -fsSL https://nodejs.org/dist/latest/SHASUMS256.txt | head -n1 | awk '{ print $2}' | awk -F - '{ print $2}')" \
   ARCH= && dpkgArch="$(dpkg --print-architecture)" \
   && case "${dpkgArch##*-}" in \
@@ -23,7 +23,7 @@ RUN NODE_VERSION="$(curl -fsSL https://nodejs.org/dist/latest/SHASUMS256.txt | h
   && tar -xJf "node-$NODE_VERSION-linux-$ARCH.tar.xz" -C /usr/local --strip-components=1 --no-same-owner \
   && rm "node-$NODE_VERSION-linux-$ARCH.tar.xz" SHASUMS256.txt.asc SHASUMS256.txt \
   && ln -s /usr/local/bin/node /usr/local/bin/nodejs
-RUN corepack enable yarn
+RUN npm install -g corepack && corepack enable yarn
 RUN \
   apt-get update && \
   apt-get upgrade -yqq && \

templates/alpine.Dockerfile

@@ -3,6 +3,8 @@
 # nodejs: {{ nodejs_canonical }}
 FROM python:{{ python_image }} AS builder
 
+SHELL ["/bin/ash", "-eo", "pipefail", "-c"]
+
 # Install node prereqs, nodejs and yarn
 # Ref: https://raw.githubusercontent.com/nodejs/docker-node/master/Dockerfile-alpine.template
 # Ref: https://yarnpkg.com/en/docs/install
@@ -21,7 +23,7 @@ LABEL org.opencontainers.image.authors="Nikolai R Kristiansen <nikolaik@gmail.co
 RUN addgroup -g 1000 pn && adduser -u 1000 -G pn -s /bin/sh -D pn
 RUN apk add libstdc++
 COPY --from=builder /node-v{{ nodejs_canonical }}-linux-x64-musl /usr/local
-RUN corepack enable yarn
+RUN npm install -g corepack && corepack enable yarn
 RUN pip install -U pip pipenv uv
 
 # Poetry

templates/debian.Dockerfile

@@ -4,6 +4,7 @@
 FROM python:{{ python_image }}
 LABEL org.opencontainers.image.authors="Nikolai R Kristiansen <nikolaik@gmail.com>"
 
+SHELL ["/bin/bash", "-euo", "pipefail", "-c"]
 RUN groupadd --gid 1000 pn && useradd --uid 1000 --gid pn --shell /bin/bash --create-home pn
 ENV POETRY_HOME=/usr/local
 
@@ -29,7 +30,7 @@ RUN NODE_VERSION="v{{ nodejs_canonical }}" \
   && tar -xJf "node-$NODE_VERSION-linux-$ARCH.tar.xz" -C /usr/local --strip-components=1 --no-same-owner \
   && rm "node-$NODE_VERSION-linux-$ARCH.tar.xz" SHASUMS256.txt.asc SHASUMS256.txt \
   && ln -s /usr/local/bin/node /usr/local/bin/nodejs
-RUN corepack enable yarn
+RUN npm install -g corepack && corepack enable yarn
 
 RUN pip install -U pip pipenv uv && \
   curl -fsSL --compressed https://install.python-poetry.org | python -