home-assistant-minimalist: add required lovelace modules

pkgs/lovelace-my-cards/package.nix

@@ -0,0 +1,37 @@
+{
+  lib,
+  buildNpmPackage,
+  fetchFromGitHub,
+}:
+
+buildNpmPackage rec {
+  pname = "my-cards";
+  version = "v1.0.6";
+
+  src = fetchFromGitHub {
+    owner = "AnthonMS";
+    repo = "my-cards";
+    rev = version;
+    hash = "sha256-x0vOq87P1uOq5ILB4CSAowaAtUo4Nu9m6DFRiqa/Sw4=";
+  };
+
+  npmDepsHash = "sha256-QohapCm6ABarHYwLlAhubvlrU5Z626vNAX1OB8b9A6g=";
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir $out
+    install -m0644 dist/my-cards.js $out
+
+    runHook postInstall
+  '';
+
+  makeCacheWritable = true;
+
+  meta = with lib; {
+    description = "Bundle of my custom Lovelace cards for Home Assistant. Includes: my-slider, my-slider-v2, my-button";
+    homepage = "https://github.com/AnthonMS/my-cards";
+    license = licenses.mit;
+    maintainers = [ ];
+  };
+}