added trame reqs

Dockerfile

@@ -11,6 +11,9 @@ ENV LD_LIBRARY_PATH=${CUDA_HOME}/lib64:${LD_LIBRARY_PATH}
 
 ENV OMP_NUM_THREADS=4
 
+# Environment variables for off-screen rendering
+ENV PYVISTA_OFF_SCREEN=true
+ENV VTK_DEFAULT_RENDER_WINDOW_OFFSCREEN=1
 
 # System deps + Deadsnakes PPA for Python 3.12
 RUN apt-get update && apt-get install -y --no-install-recommends \