Testing updated install steps and automated install script

flake.nix

@@ -67,6 +67,20 @@
     # configure lib
     lib = nixpkgs.lib;
 
+    # Systems that can run tests:
+     supportedSystems = [
+       "aarch64-linux"
+       "i686-linux"
+       "x86_64-linux"
+     ];
+
+    # Function to generate a set based on supported systems:
+    forAllSystems = inputs.nixpkgs.lib.genAttrs supportedSystems;
+
+    # Attribute set of nixpkgs for each system:
+    nixpkgsFor = forAllSystems (system:
+      import inputs.nixpkgs { inherit system; });
+
   in {
     homeConfigurations = {
       user = home-manager.lib.homeManagerConfiguration {
@@ -107,6 +121,17 @@
         };
       };
     };
+
+    packages = forAllSystems (system:
+      let pkgs = nixpkgsFor.${system}; in
+      {
+        default = self.packages.${system}.install;
+
+        install = pkgs.writeShellApplication {
+          name = "install";
+          text = builtins.readFile ./install.sh;
+        };
+      });
   };
 
   inputs = {