clean up and refactor more into OS snippets; bluetooth works on x13s

nix/os/devices/steveej-t14/configuration.nix

@@ -1,5 +1,11 @@
 { ... }: {
   imports = [
+    ../../snippets/home-manager-with-zsh.nix
+    ../../snippets/nix-settings-holo-chain.nix
+    ../../snippets/radicale.nix
+    ../../snippets/sway-desktop.nix
+    ../../snippets/timezone.nix
+
     ../../profiles/common/configuration.nix
     ../../profiles/graphical/configuration.nix
     ../../modules/opinionatedDisk.nix

nix/os/devices/steveej-t14/default.nix

@@ -1,24 +1,21 @@
-{
-  nodeName,
-  repoFlake,
-  repoFlakeWithSystem,
-  nodeFlake,
-}: let
+{ nodeName
+, repoFlake
+, repoFlakeWithSystem
+, nodeFlake
+, ...
+}:
+let
   system = "x86_64-linux";
-in {
+in
+{
   meta.nodeSpecialArgs.${nodeName} = {
     inherit repoFlake nodeName nodeFlake;
     packages' = repoFlake.packages.${system};
-    repoFlakeInputs' = repoFlakeWithSystem system ({inputs', ...}: inputs');
+    repoFlakeInputs' = repoFlakeWithSystem system ({ inputs', ... }: inputs');
   };
 
   meta.nodeNixpkgs.${nodeName} = import nodeFlake.inputs.nixpkgs.outPath {
     inherit system;
-    overlays = [
-      (final: prev: {
-        # FIXME: why are these not effective in for the configuration.nix below?
-      })
-    ];
   };
 
   ${nodeName} = {
@@ -28,8 +25,6 @@ in {
 
     imports = [
       (repoFlake + "/nix/os/devices/${nodeName}/configuration.nix")
-
-      nodeFlake.inputs.home-manager.nixosModules.home-manager
     ];
   };
 }

nix/os/devices/steveej-t14/system.nix

@@ -24,13 +24,6 @@ let
 
 in
 {
-  imports = [
-    ../../snippets/nix-settings-holo-chain.nix
-    ../../snippets/radicale.nix
-    ../../snippets/sway-desktop.nix
-    ../../snippets/timezone.nix
-  ];
-
   nix.settings = {
     substituters = [
     ];