Add fastfetch as motd of zsh

programs/zsh.nix

@@ -11,6 +11,14 @@
     initContent = ''
       # Use kitty's ssh helper if running inside kitty
       [ "$TERM" = "xterm-kitty" ] && alias ssh="kitty +kitten ssh"
+
+      [[ $- != *i* ]] && return
+
+      # Run fastfetch
+      if command -v fastfetch >/dev/null 2>&1; then
+        fastfetch
+      fi
+
     '';
   };
 }