devcontainer: Add env variables for path and ld path

.devcontainer/Dockerfile

@@ -27,9 +27,9 @@ RUN wget https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2004/x86
     sudo apt update && \
     sudo apt -y install cuda-toolkit-11-8 cudnn9-cuda-11 libcublas-12-6
 
-# CUDA: Add PATH and LD_LIBRARY_PATH to .bash_aliases
-RUN echo 'export PATH=$PATH:/usr/local/cuda-11.8/bin' >> /home/asl/.bash_aliases && \
-    echo 'export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/cuda-11.8/lib64' >> /home/asl/.bash_aliases
+# CUDA: Add PATH and LD_LIBRARY_PATH to container
+ENV PATH="/usr/local/cuda-11.8/bin:${PATH}"
+ENV LD_LIBRARY_PATH="/usr/local/cuda-11.8/lib64:${LD_LIBRARY_PATH}"
 ENV CUDA_TOOLKIT_ROOT_DIR=/usr/local/cuda-11.8
 
 # TensorRT: Install from .deb file: Seems we run 8.5.2.2 (which is bundled with 8.5.3)