build: add nix flake

.gitignore

@@ -10,3 +10,5 @@ src/nim.cfg
 nimbledeps
 nimble.develop
 nimble.paths
+
+result

nix/flake.lock

@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1710765496,
+        "narHash": "sha256-p7ryWEeQfMwTB6E0wIUd5V2cFTgq+DRRBz2hYGnJZyA=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "e367f7a1fb93137af22a3908f00b9a35e2d286a7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

nix/flake.nix

@@ -0,0 +1,32 @@
+{
+  description = "tsm";
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+  }: let
+    inherit (nixpkgs.lib) genAttrs;
+    supportedSystems = ["x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin"];
+    forAllSystems = f: genAttrs supportedSystems (system: f nixpkgs.legacyPackages.${system});
+  in {
+    devShells = forAllSystems (pkgs: {
+      default = pkgs.mkShell {
+        packages = with pkgs; [ nim nimble ];
+      };
+    });
+    packages = forAllSystems (
+      pkgs: {
+        tsm = pkgs.buildNimPackage {
+          pname = "tsm";
+          version = "2024.1001";
+          src = ../.;
+          lockFile = ./lock.json;
+        };
+        default = self.packages.${pkgs.system}.tsm;
+      }
+    );
+  };
+}

nix/lock.json

@@ -0,0 +1,40 @@
+{
+  "depends": [
+    {
+      "method": "fetchzip",
+      "path": "/nix/store/x91md8lmrxxdd4xizg0r9gcbl8sqn8vk-source",
+      "rev": "6ba6045038a01d1855208c4a9be7d4826d774001",
+      "sha256": "13hrcvpynlyr8hqx1h6qkfd32ihg255yd8wmk6l4q6bmiw8frw09",
+      "srcDir": "",
+      "url": "https://github.com/inv2004/illwill/archive/6ba6045038a01d1855208c4a9be7d4826d774001.tar.gz",
+      "subDir": "",
+      "packages": [
+        "illwill"
+      ]
+    },
+    {
+      "method": "fetchzip",
+      "path": "/nix/store/4h59kkd5db97j5m92szryjydxyr9bnwg-source",
+      "rev": "4193f802796f15559c81c6dd56724d6f20345917",
+      "sha256": "04w4hy5zbcmp173jx72b89jk9l7rnpqv9d3cgs8lwmfcagjac7zz",
+      "srcDir": "",
+      "url": "https://github.com/c-blake/cligen/archive/4193f802796f15559c81c6dd56724d6f20345917.tar.gz",
+      "subDir": "",
+      "packages": [
+        "cligen"
+      ]
+    },
+    {
+      "method": "fetchzip",
+      "path": "/nix/store/8ilhirvpc8qi3jbbh1fi3a8psr780cz4-source",
+      "rev": "a7eb31407d50bb773bebc8b590ae25fa5af1bbec",
+      "sha256": "06s4198pbqjga7nqrvajyxqxx3df83fk3qn21pv7axshl19kh9bq",
+      "srcDir": "src",
+      "url": "https://github.com/daylinmorgan/bbansi/archive/a7eb31407d50bb773bebc8b590ae25fa5af1bbec.tar.gz",
+      "subDir": "",
+      "packages": [
+        "bbansi"
+      ]
+    }
+  ]
+}