refactor copy code button

change pre component to server component

components/common/gist-code.tsx

@@ -0,0 +1,25 @@
+import '@catppuccin/highlightjs/sass/catppuccin.variables.scss';
+import GistsCode from 'components/pages/gists/gists-code';
+import { getSignalGist } from 'lib/fetcher';
+
+const GistCode = async ({ id }: { id: string }) => {
+  const gist = await getSignalGist(id);
+
+  if (!gist?.files) {
+    return <div>Error</div>;
+  }
+
+  return (
+    <div>
+      {Object.keys(gist.files).map((f) => (
+        <GistsCode
+          key={gist.files[f].raw_url}
+          file={gist.files[f]}
+          showFileName
+        />
+      ))}
+    </div>
+  );
+};
+
+export default GistCode;