some more cleanup and started crafting new prompt

modules/utils/prompt.fish

@@ -0,0 +1,22 @@
+set -l last_status $status
+
+set -l stat
+if test $last_status -ne 0
+    set stat (set_color -o red)"[$last_status] "(set_color normal)
+end
+
+set -l path (set_color -i blue)(prompt_pwd -D 4096)(set_color normal)
+
+set -l prompt (set_color -o magenta)"> "(set_color normal)
+
+set -l nix
+if test -n "$IN_NIX_SHELL"
+    set nix (set_color white)"❄ "(set_color normal)
+end
+
+set -l ssh
+if test -n "$SSH_CLIENT"
+    set ssh (set_color brblack)"$USER@$hostname"
+end
+
+string join "" -- $stat $path \n $nix $prompt