added shell path for conda

Author: rtarun1

ROS2/AMD64x86/wheelchair2_base_gazebo/Dockerfile

@@ -123,7 +123,9 @@ RUN mkdir -p ~/miniconda3 && \
     conda init --all && \ 
     conda config --set auto_activate_base false
 
-RUN sudo mkdir -p /home/$USERNAME/conda_envs
-COPY detection.yml /home/$USERNAME/conda_envs/detection.yml
-WORKDIR /home/$USERNAME/conda_envs
+RUN sudo mkdir -p /home/container_user/conda_envs
+COPY detection.yml /home/container_user/conda_envs/detection.yml
+WORKDIR /home/container_user/conda_envs
+ENV PATH /home/container_user/miniconda3/bin:$PATH
 RUN conda env create -f detection.yml
+