Add checks for NixOS and HomeManager modules

flake.lock

@@ -0,0 +1,48 @@
+{
+  "nodes": {
+    "home-manager": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1723015306,
+        "narHash": "sha256-jQnFEtH20/OsDPpx71ntZzGdRlpXhUENSQCGTjn//NA=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "b3d5ea65d88d67d4ec578ed11d4d2d51e3de525e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1722957468,
+        "narHash": "sha256-SQ0TCC4aklOhN/OzcztrKqDLY8SjpIZcyvTulzhDXs0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2a13929e1f191b3690dd2f2db13098b04adb9043",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "home-manager": "home-manager",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -1,7 +1,18 @@
 {
   description = "Custom locale";
-  outputs = { self, ... }:
-  let patchLocales = pkgs: args:
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    home-manager = {
+      url = "github:nix-community/home-manager";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, nixpkgs, home-manager, ... }:
+  let
+    inherit (nixpkgs) lib;
+    stateVersion = lib.versions.majorMinor lib.version;
+    patchLocales = pkgs: args:
       let glibcLocales =
           if pkgs.glibcLocales == null
           then pkgs.callPackage
@@ -31,5 +42,35 @@
         locales = [ "en_EU.UTF-8/UTF-8" ];
       };
     };
+
+    checks = lib.genAttrs lib.systems.flakeExposed (system: {
+      home = (home-manager.lib.homeManagerConfiguration {
+        pkgs = nixpkgs.legacyPackages.${system};
+          modules = [
+            self.homeModules.default {
+              home = {
+                inherit stateVersion;
+                username = "test";
+                homeDirectory = "/home/test";
+              };
+            }
+          ];
+        }).activationPackage;
+      } // lib.optionalAttrs (lib.hasSuffix "-linux" system) {
+        nixos = (nixpkgs.lib.nixosSystem {
+          inherit system;
+          modules = [
+            self.nixosModules.default {
+              boot.loader.grub.enable = false;
+              fileSystems."/".device = "nodev";
+              system.stateVersion = stateVersion;
+            }
+          ];
+        }).config.system.build.toplevel;
+      });
+
+    hydraJobs.checks = {
+      inherit (self.checks) x86_64-linux aarch64-linux riscv64-linux;
+    };
   };
 }