scipy: Add build arg CTAN_REPO_BUILD_LATEST

- Set CTAN_REPO to CTAN_REPO_BUILD_LATEST during build

scipy/.gitlab-ci.yml

 .env:
   variables:
     PYTHON_VERSION: "3.12.5"
+    CTAN_REPO_BUILD_LATEST: "https://mirror.init7.net/ctan/systems/texlive/tlnet"
     TAG_VERSION_MAJ_MIN: "false"
     TAG_VERSION_MAJ: "false"
 
@@ -65,6 +66,7 @@ build:latest-linux-amd64:
       docker build --pull
       --build-arg BUILD_ON_IMAGE
       --build-arg PYTHON_VERSION
+      --build-arg CTAN_REPO_BUILD_LATEST
       --build-arg BUILD_START=$(date -uIseconds)
       -t $CI_APP_REPO:$CI_APP_TAG-linux-amd64
       -t $CI_APP_REPO:latest-linux-amd64
@@ -107,6 +109,7 @@ build:latest-linux-arm64v8:
       docker build --pull
       --build-arg BUILD_ON_IMAGE
       --build-arg PYTHON_VERSION
+      --build-arg CTAN_REPO_BUILD_LATEST
       --build-arg BUILD_START=$(date -uIseconds)
       -t $CI_APP_REPO:$CI_APP_TAG-linux-arm64v8
       -t $CI_APP_REPO:latest-linux-arm64v8

scipy/latest.Dockerfile

@@ -12,13 +12,13 @@ ARG BUILD_ON_IMAGE
 ARG CODE_BUILTIN_EXTENSIONS_DIR
 ARG QUARTO_VERSION
 ARG CTAN_REPO
+ARG CTAN_REPO_BUILD_LATEST
 ARG BUILD_START
 
 USER root
 
 ENV PARENT_IMAGE=${BUILD_ON_IMAGE}${PYTHON_VERSION:+:}${PYTHON_VERSION} \
     QUARTO_VERSION=${QUARTO_VERSION} \
-    CTAN_REPO=${CTAN_REPO} \
     BUILD_DATE=${BUILD_START}
 
 ENV HOME=/root \
@@ -56,6 +56,9 @@ RUN dpkgArch="$(dpkg --print-architecture)" \
   && apt-get -y purge equivs \
   && apt-get -y autoremove \
   ## Admin-based install of TinyTeX
+  && CTAN_REPO_ORIG=${CTAN_REPO} \
+  && CTAN_REPO=${CTAN_REPO_BUILD_LATEST:-$CTAN_REPO} \
+  && export CTAN_REPO \
   && wget -qO- "https://yihui.org/tinytex/install-unx.sh" \
     | sh -s - --admin --no-path \
   && mv ${HOME}/.TinyTeX /opt/TinyTeX \
@@ -82,6 +85,7 @@ RUN dpkgArch="$(dpkg --print-architecture)" \
     oberdiek \
     titling \
   && tlmgr path add \
+  && tlmgr option repository ${CTAN_REPO_ORIG} \
   && chown -R root:${NB_GID} /opt/TinyTeX \
   && chmod -R g+w /opt/TinyTeX \
   && chmod -R g+wx /opt/TinyTeX/bin \
@@ -141,6 +145,8 @@ RUN dpkgArch="$(dpkg --print-architecture)" \
 ## Switch back to ${NB_USER} to avoid accidental container runs as root
 USER ${NB_USER}
 
+ENV CTAN_REPO=${CTAN_REPO}
+
 ENV HOME=/home/${NB_USER}
 
 WORKDIR ${HOME}