(Init): Added shit

flake.nix

@@ -0,0 +1,35 @@
+{
+  description = "A polished GTK4/libadwaita GUI configurator for the niri Wayland compositor";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs =
+    { self, nixpkgs }:
+    let
+      supportedSystems = [
+        "x86_64-linux"
+        "aarch64-linux"
+      ];
+      forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+    in
+    {
+      packages = forAllSystems (system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in {
+        default = pkgs.callPackage ./package.nix { };
+      });
+
+      overlays.default = final: prev: {
+        nirimod = final.callPackage ./package.nix { };
+      };
+
+      apps = forAllSystems (system: {
+        default = {
+          type = "app";
+          program = "${self.packages.${system}.default}/bin/nirimod";
+        };
+      });
+    };
+}