minor script changes

[yVieta]

Few distros do not have bash in their /bin/env .

The posibility to use podman is their if you want to run unprivileged.

Added Packages of:

• The command-line fuzzy finder (fzf)
• neovim instead of vim for optimisation (less disk space and cve)

[fkalweit]

Thanks for the contribution. Sorry for the long wait.