weasel: nix-serve bind to 0.0.0.0

Proper override for haskell package

madness

Fix nix-serve-ng override

m/weasel/configuration.nix

@@ -35,15 +35,16 @@
 
   services.nix-serve = {
     enable = true;
-    # Only listen locally, as we serve it via ssh
+    bindAddress = "0.0.0.0";
-    bindAddress = "127.0.0.1";
     port = 5000;
-    package = pkgs.nix-serve-ng.overrideAttrs (oldAttrs: {
+    package = pkgs.haskell.lib.overrideSrc (pkgs.haskell.packages.ghc96.nix-serve-ng.override { nix = pkgs.nixVersions.nix_2_28; }) {
       src = pkgs.fetchgit {
         url = "https://jungle.bsc.es/git/abonerib/nix-serve-ng.git";
-        hash = "sha256-N6c3NozYqAGwmjf+k5GHOZzlcquDntrJwsZQ7O2sqtQ=";
+        rev = "b4a36218e5c3bbef28e83db5823afab79c85bea6";
+        hash = "sha256-l6sifaEA6HCjhPggORvfoP25lTa+fCtEP+4VgkoUL90=";
       };
-    });
+      version = "unstable";
+    };
 
     secretKeyFile = "/var/cache-priv-key.pem";
     # Public key: