fix: use variable for home directory

dot_gitconfig.tmpl

@@ -1,11 +1,11 @@
 [user]
 	email = {{ .email }}
 	name = {{ .name }}
-	signingkey = /Users/baez/.ssh/id_ed25519
+	signingkey = {{ .chezmoi.homeDir }}/.ssh/id_ed25519
 [core]
 	autocrlf = input
         pager = delta
-	excludesfile = /Users/baez/.gitignore
+	excludesfile = {{ .chezmoi.homeDir }}/.gitignore
 
 [diff]
         colorMoved = default

dot_zshrc.tmpl

@@ -54,5 +54,4 @@ for file in $HOME/.config/zsh/*.zsh; do
     source "$file"
 done
 
-znap eval starship 'starship init zsh --print-full-init'
-znap prompt
+source <(starship init zsh --print-full-init)