feat!: introduce fetchPackwizModpack

this is a major **breaking** change, replacing previous functions such
as `mkPackwizPackages` & `mkModLinks`

1 files changed, 31 insertions, 1 deletions

diff --git a/flake.nix b/flake.nix
index bc1640d..bded6fd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,5 +1,35 @@
 {
   description = "a tool for generating packages from packwiz modpacks";
 
-  outputs = _: {lib = import ./lib;};
+  inputs.nixpkgs.url = "nixpkgs/nixos-unstable";
+
+  outputs = {
+    nixpkgs,
+    self,
+    ...
+  }: let
+    inherit (nixpkgs) lib;
+
+    systems = [
+      "x86_64-linux"
+      "aarch64-linux"
+      "x86_64-darwin"
+      "aarch64-darwin"
+    ];
+
+    forAllSystems = fn: lib.genAttrs systems (s: fn nixpkgs.legacyPackages.${s});
+  in {
+    formatter = forAllSystems (pkgs: pkgs.alejandra);
+
+    lib = forAllSystems (pkgs: let
+      lib' = lib.makeScope pkgs.newScope (final: self.overlays.default final pkgs);
+    in {
+      inherit
+        (lib')
+        fetchPackwizModpack
+        ;
+    });
+
+    overlays.default = final: prev: (import ./lib final prev);
+  };
 }