added pm2 ecosystem file
diff --git a/flake.nix b/flake.nix
index bdbd76c..741a2bd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,6 +1,6 @@
 {
   description = "A basic flake with a shell";
-  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-22.11";
   inputs.flake-utils.url = "github:numtide/flake-utils";
 
   outputs = { self, nixpkgs, flake-utils }:
@@ -9,6 +9,9 @@
     in {
       devShells.default = pkgs.mkShell {
         packages = [ pkgs.nodejs-19_x pkgs.nodePackages_latest.yarn ];
+        shellHook = ''
+          unset name
+        '';
       };
     });
-}
+}
\ No newline at end of file