Add zsh and Fira Code to install pacman files

Install oh-my-zsh as part of install script

install.sh

@@ -56,7 +56,8 @@ PACKER_REPO="https://github.com/wbthomason/packer.nvim"
 PACKER_DIR="$HOME/.local/share/nvim/site/pack/packer/start/packer.nvim"
 git_clone_if_missing $PACKER_REPO $PACKER_DIR
 
-# oh-my-zsh links (if available)
+# oh-my-zsh
+sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"
 OHMYZSH_DIR="${ZSH_CUSTOM:-$HOME/.oh-my-zsh/custom}"
 if [ -d $OHMYZSH_DIR ]
 then
@@ -67,3 +68,6 @@ then
     # aliases
     create_symlink $OHMYZSH_DIR "./aliases.zsh"
 fi
+
+# Set up git editor if missing
+grep "editor" "$HOME/.gitconfig" > /dev/null || git config --global core.editor "nvim"

pacman.txt

@@ -18,3 +18,5 @@ wget
 python-black
 python-isort
 pyright
+ttf-fira-code
+zsh