Add shebang to zsh rcfiles

zsh/aliases

@@ -1,3 +1,5 @@
+#!/usr/bin/env zsh
+
 load aliases
 
 alias ?='since @$last'

zsh/completion

@@ -1,3 +1,5 @@
+#!/usr/bin/env zsh
+
 ## Options
 setopt COMPLETE_IN_WORD    # Complete from both ends of a word.
 setopt PATH_DIRS           # Perform path search even on command names with slashes.

zsh/config

@@ -1,3 +1,5 @@
+#!/usr/bin/env zsh
+
 autoload -U zmv
 
 #

zsh/fzf

@@ -1,3 +1,5 @@
+#!/usr/bin/env zsh
+
 local fzf_path="/usr/local/opt/fzf"
 if [[ ! -d "$fzf_path" && -d "$HOME/.fzf" ]]; then
     fzf_path="$HOME/.fzf"

zsh/keybinds

@@ -1,3 +1,5 @@
+#!/usr/bin/env zsh
+
 autoload -U is-at-least
 
 bindkey -v

zsh/prompt

@@ -1,3 +1,4 @@
+#!/usr/bin/env zsh
 # Based off Pure <https://github.com/sindresorhus/pure>
 
 _strlen() { echo ${#${(S%%)1//$~%([BSUbfksu]|([FB]|){*})/}}; }