feat: initial switch from hm to hjem

programs/fish.nix

@@ -6,17 +6,16 @@
     fishPlugins.hydro
   ];
 
-  hm.programs.fish = {
-    enable = true;
+  hjem.users.leo.files.".config/fish/config.fish".text = ''
+    function fish_greeting
+    end
 
-    interactiveShellInit = ''
+    if status is-interactive
       set --global hydro_symbol_git_dirty "*"
       set --global hydro_color_pwd blue
       set --global hydro_color_git magenta
       set --global hydro_color_prompt green
       set --global hydro_color_duration yellow
-    '';
-
-    functions.fish_greeting = "";
-  };
+    end
+  '';
 }