update nodejs to 20.x (#1845)

Author: nabeta

Diff for: Dockerfile

@@ -17,8 +17,13 @@ ARG UID=1000
 ARG GID=1000
 
 RUN groupadd --gid ${GID} enju && useradd -m --uid ${UID} --gid ${GID} enju
-RUN apt-get update -qq && curl -sL https://deb.nodesource.com/setup_16.x | bash - && \
-  apt-get install -y nodejs postgresql-client imagemagick poppler-utils ffmpeg && npm install -g yarn
+RUN mkdir -p /etc/apt/keyrings && \
+  apt-get update -qq && apt-get install -y curl ca-certificates gnupg && \
+  curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg && \
+  curl -sL https://dl.yarnpkg.com/debian/pubkey.gpg | gpg --dearmor -o /etc/apt/keyrings/yarnkey.gpg && \
+  echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_20.x nodistro main" | tee /etc/apt/sources.list.d/nodesource.list && \
+  echo "deb [signed-by=/etc/apt/keyrings/yarnkey.gpg] https://dl.yarnpkg.com/debian stable main" | tee /etc/apt/sources.list.d/yarn.list && \
+  apt-get update -qq && apt-get install -y nodejs yarn postgresql-client imagemagick poppler-utils ffmpeg && apt-get clean && rm -rf /var/lib/apt/lists/*
 RUN mkdir /enju && chown -R enju:enju /enju
 USER enju
 WORKDIR /enju