scold quotes on fish prompt

modules/software/system/fish.nix

@@ -24,6 +24,9 @@ in {
       interactiveShellInit = ''
         sh ${colorScript}
       '';
+      functions.fish_greeting = ''
+        ${lib.getExe pkgs.fortune} -e ${pkgs.my.scold-fortunes}/share/fortune
+      '';
     };
   };
 }

packages/scold-fortunes/default.nix

@@ -0,0 +1,18 @@
+{ stdenv, pkgs, ... }:
+
+stdenv.mkDerivation {
+  pname = "scold-fortunes";
+  version = "0.0.1710273980";
+
+  src = ./.;
+
+  nativeBuildInputs = with pkgs; [ fortune ];
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out/share/fortune/
+    strfile ./fortunes/*.fortune
+    cp -a ./fortunes/* $out/share/fortune/
+    runHook postInstall
+  '';
+}