miniconda 를 설치하고나서 가상 환경을 생성하고 activate 하는 과정에서 다음과 같이 에러 메시지가 나왔다. CommandNotFoundError: Your shell has not been properly configured to use 'conda activate'. To initialize your shell, run $ conda init Currently supported shells are: - bash - fish - tcsh - xonsh - zsh - powershell See 'conda init --help' for more information and options. IMPORTANT: You may need to close and restart your shell af..