switch hto monorepo structure

backend/flake.nix

@@ -0,0 +1,61 @@
+{
+  description = "DankMaterialShell Command Line Interface";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs =
+    { self, nixpkgs }:
+    let
+      supportedSystems = [
+        "x86_64-linux"
+        "aarch64-linux"
+      ];
+
+      forAllSystems =
+        f:
+        builtins.listToAttrs (
+          map (system: {
+            name = system;
+            value = f system;
+          }) supportedSystems
+        );
+
+    in
+    {
+      packages = forAllSystems (
+        system:
+        let
+          pkgs = import nixpkgs { inherit system; };
+          lib = pkgs.lib;
+        in
+        {
+          dms-cli = pkgs.buildGoModule (finalAttrs: {
+            pname = "dms-cli";
+            version = "0.4.3";
+            src = ./.;
+            vendorHash = "sha256-XbCg6qQwD4g4R/hBReLGE4NOq9uv0LBqogmfpBs//Ic=";
+
+            subPackages = [ "cmd/dms" ];
+
+            ldflags = [
+              "-s"
+              "-w"
+              "-X main.Version=${finalAttrs.version}"
+            ];
+
+            meta = {
+              description = "DankMaterialShell Command Line Interface";
+              homepage = "https://github.com/AvengeMedia/DankMaterialShell/backend";
+              mainProgram = "dms";
+              license = lib.licenses.mit;
+              platforms = lib.platforms.unix;
+            };
+          });
+
+          default = self.packages.${system}.dms-cli;
+        }
+      );
+    };
+}