Make the package work, building Elm and NodeJS dependencies.

default.nix

@@ -1,27 +1,26 @@
-{ mkYarnModules, bergamot-elm }:
+{ stdenv, mkYarnModules, bergamot-elm }:
 
 let
   # Generate a Nix expression from the yarn.lock file
-  yarnModules = pkgs.mkYarnModules {
-    src = ./.;
-    packageJson = ./package.json;
+  yarnModules = mkYarnModules {
+    version = "1.0.0";
+    pname = "web-files";
+    packageJSON = ./package.json;
     yarnLock = ./yarn.lock;
   };
 
 in
-pkgs.stdenv.mkDerivation {
-  name = "web-files";
-
-  # Use the generated yarnModules
-  buildInputs = [ yarnModules bergamot-elm ];
-
-  buildPhase = ''
-  '';
-
-  installPhase = ''
-    mkdir -p $out $out/katex $out/katex-expression $out/bergamot
-    cp ${yarnModules}/node_modules/katex/dist/katex.min.css $out/katex
-    cp ${yarnModules}/node_modules/@navsnpm/katex-expression/dist/katex-expression/katex-expression.esm.js $out/katex-expression
-    cp ${bergamot-elm}/Main.min.js $out/bergamot/bergamot.js
-  '';
-}
+  stdenv.mkDerivation {
+    name = "web-files";
+    src = ./.;
+  
+    # Use the generated yarnModules
+    buildInputs = [ yarnModules bergamot-elm ];
+  
+    installPhase = ''
+      mkdir -p $out $out/katex $out/katex-expression $out/bergamot
+      cp ${yarnModules}/node_modules/katex/dist/katex.min.css $out/katex
+      cp ${yarnModules}/node_modules/@navsnpm/katex-expression/dist/katex-expression/katex-expression.esm.js $out/katex-expression
+      cp ${bergamot-elm}/Main.min.js $out/bergamot/bergamot.js
+    '';
+  }