poppler for system dependency

Dockerfile

@@ -3,6 +3,9 @@ FROM python:3.10
 ENV CUDA_VISIBLE_DEVICES=-1
 ARG PIP_NO_CACHE_DIR=1
 
+# Install system dependencies, including Poppler
+RUN apt-get update && apt-get install -y poppler-utils && rm -rf /var/lib/apt/lists/*
+
 # Install specific version of numpy for compatibility
 RUN pip install numpy==1.26.4