split out phoenix overlay

flake.nix

@@ -38,10 +38,6 @@
       url = "github:notashelf/nvf";
       inputs.nixpkgs.follows = "nixpkgs";
     };
-    phoenix = {
-      url = "github:celenityy/Phoenix";
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
     stylix = {
       url = "github:nix-community/stylix";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -59,11 +55,9 @@
     noshell,
     nur,
     nvf,
-    phoenix,
     stylix,
     ...
   }: let
-    phoenix' = (import ./modules/nixos/phoenix.nix) {inherit phoenix;};
     nix-zulip' = (import "${nix-zulip}/nix/default.nix" {}).output;
     machines = import ./machines.nix;
     configuration = machine: modules:
@@ -81,7 +75,6 @@
             impermanence.nixosModules.impermanence
             nixos-mailserver.nixosModule
             noshell.nixosModules.default
-            phoenix'.phoenixModule
             nix-zulip'.nixosModules.zulip
             {
               nixpkgs.overlays = [