minimal working state

nix/snow/flake/outputs/deploy.nix

@@ -1,37 +1,10 @@
 {
-  _snow,
+  _snowFlake,
+  snow,
   config,
   ...
-}: let
-  inherit
-    (builtins)
-    mapAttrs
-    ;
-
-  mapNodes = nodes: f:
-    nodes.nodes
-    |> mapAttrs (name: node: let
-      # use per-node base or default to nodes' base
-      base =
-        if node.base != null
-        then node.base
-        else if nodes.base != null
-        then nodes.base
-        else
-          abort ''
-            snow cannot construct nodes node "${name}" without a base package source.
-            Ensure `nodes.nodes.*.base` or `nodes.base` is a flake reference to the github:NixOS/nixpkgs repository.
-          '';
-    in
-      f rec {
-        inherit name node base;
-        inherit (base) lib;
-
-        groups = node.groups (parseGroupsDecl nodes.groups);
-        groupModules = root: getGroupModules root groups;
-      });
-in {
-  outputs.deploy.nodes = mapNodes config.nodes ({
+}: {
+  outputs.deploy.nodes = snow.lib.mapNodes config.nodes ({
     name,
     node,
     ...
@@ -49,7 +22,7 @@ in {
       confirmTimeout
       ;
 
-    nixosFor = system: _snow.inputs.deploy-rs.lib.${system}.activate.nixos;
+    nixosFor = system: _snowFlake.inputs.deploy-rs.lib.${system}.activate.nixos;
   in {
     hostname =
       if ssh.host != null