feat(fzf): configure via home-manager so stylix gets it

configs/fzf.nix

@@ -1,28 +1,22 @@
-{
+{pkgs, ...}: {
-  pkgs,
-  lib,
-  ...
-}: {
-  environment = {
-    systemPackages = [pkgs.fzf];
-    variables = rec {
-      FZF_DEFAULT_COMMAND = "${pkgs.fd}/bin/fd --type f --strip-cwd-prefix --follow --no-ignore-vcs --exclude .git";
-      FZF_DEFAULT_OPTS =
-        lib.escapeShellArgs ["--height=40%"];
-      FZF_ALT_C_COMMAND = "${pkgs.fd}/bin/fd --type d";
-      FZF_ALT_C_OPTS = lib.escapeShellArgs [
-        "--preview='${pkgs.tree}/bin/tree -L 1 \"{}\"'"
-        "--bind=space:toggle-preview"
-        "--preview-window=hidden"
-      ];
-      FZF_CTRL_T_COMMAND = FZF_DEFAULT_COMMAND;
-      FZF_CTRL_T_OPTS =
-        lib.escapeShellArgs ["--preview='head -$LINES {}'"];
-    };
-  };
-
   programs.fzf = {
     fuzzyCompletion = true;
     keybindings = true;
   };
+
+  home-manager.users.me = {
+    programs.fzf = rec {
+      enable = true;
+      defaultCommand = "${pkgs.fd}/bin/fd --type f --strip-cwd-prefix --follow --no-ignore-vcs --exclude .git";
+      defaultOptions = ["--height=40%"];
+      changeDirWidgetCommand = "${pkgs.fd}/bin/fd --type d";
+      changeDirWidgetOptions = [
+        "--preview='${pkgs.tree}/bin/tree -L 1 \"{}\"'"
+        "--bind=space:toggle-preview"
+        "--preview-window=hidden"
+      ];
+      fileWidgetCommand = defaultCommand;
+      fileWidgetOptions = ["--preview='head -$LINES {}'"];
+    };
+  };
 }