1. Copy the podgen package to your local machine.
2. Update the environment variables in modify_pkg_env.sh as needed.
3. Run modify_pkg_env.sh to apply the environment changes.
4. Update the BERNESE LOADGPS.setvar file.
   Note: The current podgen package assumes that LOADGPS.setvar is located in the Linux HOME directory.
5. Modify rt_cosmic2.yaml 
