ongoing: pgfplots integration

Dockerfile

@@ -6,37 +6,53 @@ USER root
 # Install Jupyter Notebook without using cache
 RUN pip install notebook
 
-# Install Poppler utilities for pdftocairo
+# Install required system dependencies
 RUN apt-get update && apt-get install -y \
     poppler-utils \
-    libpoppler-cpp-dev
-
-# Install LaTeX packages including pgfplots
-RUN apt-get install -y \
+    libpoppler-cpp-dev \
     texlive-latex-base \
     texlive-latex-extra \
     texlive-fonts-recommended \
     texlive-pictures \
-    texlive-science
+    texlive-science \
+    texlive-luatex \
+    texlive-xetex \
+    wget \
+    unzip
 
 # Verify pdftocairo installation
 RUN pdftocairo -v
 
-# Copy requirements.txt file
+# Download and manually install pgfplots LaTeX package
+RUN mkdir -p /manim/.local/share/texmf/tex/latex/pgfplots && \
+    wget -q https://mirrors.ctan.org/graphics/pgf/contrib/pgfplots.zip -O /tmp/pgfplots.zip && \
+    unzip -q /tmp/pgfplots.zip -d /manim/.local/share/texmf/tex/latex/pgfplots && \
+    mktexlsr
+
+# Verify that pgfplots is installed and available
+RUN kpsewhich pgfplots.sty
+
+# Set TEXINPUTS environment variable to ensure LaTeX finds packages in custom directories
+ENV TEXINPUTS=".:/manim/.local/share/texmf/tex/latex//::"
+
+# Copy requirements.txt file for additional Python dependencies
 COPY requirements.txt /tmp/
 
 # Display the contents of requirements.txt
 RUN cat /tmp/requirements.txt
 
-# Install dependencies from requirements.txt file without using cache
+# Install Python dependencies from requirements.txt
 RUN pip install -r /tmp/requirements.txt
 
+# Copy the project files
 COPY . /grad-notes
 
+# Set working directory
 WORKDIR /grad-notes/source
 
+# Set user back to the default non-root user for running notebooks
 ARG NB_USER=manimuser
-
 USER ${NB_USER}
 
+# Copy the project files with the correct ownership
 COPY --chown=manimuser:manimuser . /grad-notes