feat(nix): add default.nix and flake.nix configurations for ai-shell …

…package

.envrc

@@ -0,0 +1 @@
+use flake . '--impure' '--show-trace'

.gitignore

@@ -1,3 +1,5 @@
 node_modules
 .DS_Store
-dist
+dist
+#snow-blower working dir
+.sb*

default.nix

@@ -0,0 +1,34 @@
+{dream2nix, ...}: {
+  imports = [
+    dream2nix.modules.dream2nix.nodejs-package-json-v3
+    dream2nix.modules.dream2nix.nodejs-package-lock-v3
+    dream2nix.modules.dream2nix.nodejs-granular-v3
+  ];
+
+  name = "ai-shell";
+  version = "1.0.10";
+
+  mkDerivation = {
+    src = ./.;
+  };
+
+  deps = {nixpkgs, ...}: {
+    inherit
+      (nixpkgs)
+      gnugrep
+      stdenv
+      ;
+
+    npm = nixpkgs.nodejs_18.pkgs.npm;
+  };
+
+  nodejs-package-lock-v3 = {
+    packageLockFile = ./package-lock.json;
+  };
+
+  #    nodejs-granular-v3 = {
+  #      buildScript = ''
+  #        npm run pkgroll
+  #      '';
+  #    };
+}