Add flake.nix

.gitignore

@@ -1 +1,2 @@
 /target
+/result

Cargo.lock

@@ -86,9 +86,9 @@ dependencies = [
 
 [[package]]
 name = "bitflags"
-version = "2.12.1"
+version = "2.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84d7ced0ae9557296835c32bf1b1e02b44c746701f898460fb000d7eaa84f00a"
+checksum = "b4388bee8683e3d04af747c73422af53102d2bd24d9eadb6cbc100baef4b43f8"
 
 [[package]]
 name = "block-buffer"
@@ -469,9 +469,9 @@ dependencies = [
 
 [[package]]
 name = "ignore"
-version = "0.4.25"
+version = "0.4.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3d782a365a015e0f5c04902246139249abf769125006fbe7649e2ee88169b4a"
+checksum = "b915661dd01db3f05050265b2477bcc6527b3792388e2749b41623cc592be67d"
 dependencies = [
  "crossbeam-deque",
  "globset",

flake.lock

@@ -0,0 +1,26 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1780453794,
+        "narHash": "sha256-bXMRa9VTsHSPXL4Cw8R6JJLQeY3Y/IP4+YJCYVmQ7FY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "6b316287bae2ee04c9b93c8c858d930fd07d7338",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-26.05",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,80 @@
+{
+    description = "A non-linear writing instrument.";
+
+    inputs.nixpkgs.url = "nixpkgs/nixos-26.05";
+
+    outputs = { nixpkgs, self }: let
+        name = "en";
+        version = "0.4.0";
+
+        supportedSystems = [
+            "x86_64-linux"
+            "aarch64-linux"
+        ];
+
+        forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+
+        nixpkgsFor = forAllSystems (system: import nixpkgs {
+            inherit system;
+        });
+
+    in {
+        packages = forAllSystems (system: let
+            pkgs = nixpkgsFor.${system};
+        in {
+            default = pkgs.rustPlatform.buildRustPackage {
+                inherit name version;
+                src = ./.;
+
+                cargoHash =
+                    "sha256-"
+                    + "em229cShq/IShRnxlp5mgcIu7pIOf0LflV8Pw0lLUEY=";
+            };
+        });
+
+        apps = forAllSystems (system: {
+            default = {
+                type = "app";
+                program =
+                    "${self.packages.${system}.default}/bin/en";
+            };
+        });
+
+        devShells = forAllSystems (system:
+            let pkgs = nixpkgsFor.${system}; in {
+                default = pkgs.mkShell {
+                    buildInputs = with pkgs; [
+                        rustup
+                        just
+                        watchexec
+                        cargo-deny
+                        cargo-llvm-cov
+                        cargo-mutants
+                        go-tools
+                        typos
+                        taplo
+                    ];
+                };
+            }
+        );
+
+
+        nixosModules.bot = { config, lib, system, ... }: {
+            options.within.services.en.enable =
+                lib.mkEnableOption "enable en server";
+
+            config = lib.mkIf config.within.services.en.enable {
+                systemd.services.en = {
+                    wantedBy = [ "multi-user.target" ];
+                    serviceConfig = {
+                        Restart = "always";
+                        ExecStart =
+                            "${self.packages."${system}".default}/bin/en";
+                    };
+                };
+            };
+        };
+
+
+    };
+}