Regardless of what I personally prefer, it is common knowledge among Linux users, that Perl is dead. So, I can only agree with the notion, that nobody should bother to learn it. Not even for educational purposes.
Visual Studio Code
My favourite editor and IDE.
Libre version of VS Code
Nim support can be installed, just like any other extension.
The Nim extension’s repository
VS Code is slim by default, but very extensible, if needed. It’s very lightweight by default and can even be used as an every day editor, replacing GEdit, etc.