ref: simplify pkgs-lib deps injection

lib/pkgs-lib/default.nix

@@ -1,20 +1,9 @@
-args@{ lib, nixpkgs, deploy, devshell }:
-lib.genAttrs lib.defaultSystems (system:
-  lib.makeExtensible (final:
-    let
-      pkgs = import nixpkgs { inherit system; };
-      callLibs = file: import file
-        (args // {
-          inherit pkgs system;
-          pkgs-lib = final;
-        });
-    in
-    with final;
-    {
-      inherit callLibs;
+{ lib, nixpkgs, deploy, devshell }:
 
-      tests = callLibs ./tests;
-      shell = callLibs ./shell;
+lib.genAttrs
+  lib.defaultSystems (system:
+    {
+      tests = import ./tests { inherit lib deploy nixpkgs pkgs system; };
+      shell = import ./shell { inherit lib devshell deploy nixpkgs system; };
     }
   )
-)

lib/pkgs-lib/shell/default.nix

@@ -1,14 +1,17 @@
-{ lib, devshell, deploy, system, nixpkgs, ... }:
+{ lib, nixpkgs, devshell, deploy, system }:
 let
   overlays = [
+
     devshell.overlay
+
     (final: prev: {
       deploy-rs =
         deploy.packages.${prev.system}.deploy-rs;
     })
+
   ];
 
-  pkgs = lib.os.pkgImport nixpkgs overlays system;
+  pkgs = import nixpkgs { inherit system overlays;; config = {}; };
 
   flk = pkgs.callPackage ./flk.nix { };
 

lib/pkgs-lib/tests/default.nix

@@ -1,5 +1,7 @@
-{ pkgs, system, deploy, nixpkgs, lib, ... }:
+{ lib, nixpkgs, deploy, system }:
 let
+  pkgs = import nixpkgs { inherit system; overlays = []; config = {}; };
+
   mkChecks = { hosts, nodes, homes ? { } }:
     let
       deployHosts = lib.filterAttrs