feat: add copy & download actions for modal

fe-app-podkop/src/helpers/copyToClipboard.ts

@@ -0,0 +1,12 @@
+export function copyToClipboard(text: string) {
+  const textarea = document.createElement('textarea');
+  textarea.value = text;
+  document.body.appendChild(textarea);
+  textarea.select();
+  try {
+    document.execCommand('copy');
+  } catch (_err) {
+    console.error('copyToClipboard - e', _err);
+  }
+  document.body.removeChild(textarea);
+}