Add movie details and cast components: implement Page, HeroMovie, and MovieCast components to display detailed movie information, including cast, genres, and financial data. Integrate new BackButton and GenreLabel components for enhanced navigation and presentation.

src/components/atoms/GenreLabel/index.tsx

@@ -0,0 +1,13 @@
+import { FC } from "react";
+
+type Props = {
+  genre: string;
+};
+
+export const GenreLabel: FC<Props> = ({ genre }) => {
+  return (
+    <span className="px-3 py-1 bg-gradient-to-r from-purple-600/30 to-pink-600/30 rounded-full text-sm border border-purple-400/30">
+      {genre}
+    </span>
+  );
+};