Merge pull request #35 from spikespaz-contrib/u/jacob/flake-output-overlays

flake:  add superfreq and default pkgs to overlay

flake.nix

@@ -6,21 +6,38 @@
     nixpkgs,
     ...
   } @ inputs: let
-    forAllSystems = nixpkgs.lib.genAttrs ["x86_64-linux"];
-    pkgsForEach = nixpkgs.legacyPackages;
+    forAllSystems = nixpkgs.lib.genAttrs ["x86_64-linux" "aarch64-linux"];
+    pkgsForEach = forAllSystems (system:
+      import nixpkgs {
+        localSystem.system = system;
+        overlays = [self.overlays.default];
+      });
   in {
-    packages = forAllSystems (system: {
-      superfreq = pkgsForEach.${system}.callPackage ./nix/package.nix {};
-      default = self.packages.${system}.superfreq;
-    });
+    overlays = {
+      superfreq = final: _: {
+        superfreq = final.callPackage ./nix/package.nix {};
+      };
+      default = self.overlays.superfreq;
+    };
 
-    devShells = forAllSystems (system: {
-      default = pkgsForEach.${system}.callPackage ./nix/shell.nix {};
-    });
+    packages =
+      nixpkgs.lib.mapAttrs (system: pkgs: {
+        inherit (pkgs) superfreq;
+        default = self.packages.${system}.superfreq;
+      })
+      pkgsForEach;
+
+    devShells =
+      nixpkgs.lib.mapAttrs (system: pkgs: {
+        default = pkgs.callPackage ./nix/shell.nix {};
+      })
+      pkgsForEach;
 
     nixosModules = {
       superfreq = import ./nix/module.nix inputs;
       default = self.nixosModules.superfreq;
     };
+
+    formatter = forAllSystems (system: nixpkgs.legacyPackages.${system}.alejandra);
   };
 }