vendorhash calc automation

default.nix

@@ -0,0 +1,22 @@
+{
+  pkgs ? import <nixpkgs> {},
+  vendorHash ? "sha256-YRteL/3725Hm+fdXO+wPYX9nFNbdAHsAwCo3xuVPrwI=",
+}:
+rec {
+  default = roleypoly;
+  roleypoly = pkgs.buildGoModule {
+    inherit vendorHash;
+    name = "roleypoly";
+    src = ./.;
+  };
+  container = pkgs.dockerTools.buildImage {
+    name = "roleypoly/roleypoly";
+    tag = "latest";
+    copyToRoot = [ 
+      pkgs.dockerTools.caCertificates
+    ];
+    config = {
+      Cmd = [ "${roleypoly}/bin/roleypoly" ];
+    };
+  };
+}