feat: add direnv support to doom emacs

feat: add direnv plugin to nvim

feat: add direnv vscode extension

feat: add vscodium with extensions

feat: add word separators to nvim

feat: do not sync doom every time

Use custom doom emacs setup instead of nix-community/nix-doom-emacs[1;5D

fix: fix issues

fix: fix issues

feat: add initial configurations