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.devcontainer/Dockerfile

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+FROM mcr.microsoft.com/devcontainers/base:ubuntu
+
+# Install dependencies for TeX Live installation and usage
+RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
+    perl \
+    biber \
+    wget \
+    fontconfig \
+    make \
+    git \
+    curl \
+    python3 \
+    python3-pygments \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set non-root user provided by Microsoft base image
+ARG USERNAME=vscode
+
+# Switch to user home directory
+USER $USERNAME
+WORKDIR /home/$USERNAME
+
+# Set TeX Live paths and update environment
+ENV TEXLIVE_INSTALL_PREFIX="/usr/local/texlive"
+ENV TEXLIVE_INSTALL_TEXDIR="${TEXLIVE_INSTALL_PREFIX}/2025"
+ENV PATH="${TEXLIVE_INSTALL_TEXDIR}/bin/x86_64-linux:${PATH}"
+
+# Download and install TeX Live 2025 as root
+RUN wget -q https://mirror.ctan.org/systems/texlive/tlnet/install-tl-unx.tar.gz && \
+    tar -xzf install-tl-unx.tar.gz && \
+    rm install-tl-unx.tar.gz && \
+    cd install-tl-* && \
+    echo "selected_scheme scheme-full" > texlive.profile && \
+    echo "TEXDIR ${TEXLIVE_INSTALL_TEXDIR}" >> texlive.profile && \
+    echo "TEXMFCONFIG /home/vscode/.texlive2025/texmf-config" >> texlive.profile && \
+    echo "TEXMFVAR /home/vscode/.texlive2025/texmf-var" >> texlive.profile && \
+    echo "instopt_adjustpath 1" >> texlive.profile && \
+    echo "tlpdbopt_autobackup 0" >> texlive.profile && \
+    sudo perl ./install-tl --profile=texlive.profile --no-interaction && \
+    cd .. && rm -rf install-tl-*
+
+# User-writeable directories for TeX Live and LuaLaTeX
+ENV TEXMFCONFIG="/home/vscode/.texlive2025/texmf-config"
+ENV TEXMFVAR="/home/vscode/.texlive2025/texmf-var"
+ENV LUAOTFLOAD_HOME="/home/vscode/.texlive2025/texmf-var/luatex-cache"
+ENV LUAOTFLOAD_DB="/home/vscode/.texlive2025/texmf-var/luatex-cache/database.sqlite"
+
+# Install latexmk
+RUN sudo tlmgr option autobackup 0 && \
+    sudo tlmgr install latexmk && \
+    sudo tlmgr path add
+
+# Set the working directory back to a neutral location
+WORKDIR /workspace