feat(lib): init callLib; helper to bootstrap clanLib

lib/default.nix

@@ -13,6 +13,8 @@ lib.fix (clanLib: {
   # We should reduce the dependency on 'self' aka the 'flake' object
   # This makes it easier to test
   # most of the time passing the whole flake is unnecessary
+  callLib = file: args: import file { inherit lib clanLib; } // args;
+
   evalClan = import ./eval-clan-modules {
     inherit lib;
     clan-core = self;

lib/flake-module.nix

@@ -10,7 +10,9 @@ let
     pathExists
     ;
 in
-{
+rec {
+  # We should remove this.
+  # It would enforce treating at least 'lib' as a module in a whole
   imports = filter pathExists [
     ./jsonschema/flake-module.nix
     ./inventory/flake-module.nix
@@ -18,9 +20,10 @@ in
     ./values/flake-module.nix
     ./distributed-service/flake-module.nix
   ];
-  flake.lib = import ./default.nix {
-    inherit lib inputs;
+  flake.clanLib = import ./default.nix {
+    inherit lib inputs self;
     inherit (inputs) nixpkgs;
-    clan-core = self;
   };
+  # TODO: remove this legacy alias
+  flake.lib = flake.clanLib;
 }