feat: Markdown Editor Keyboard Shortcuts (#2763)

* Add bold and italic keyboard shortcut

* Add hyperlink keyboard shortcut support

web/src/helpers/utils.ts

@@ -83,3 +83,12 @@ export const formatBytes = (bytes: number) => {
     i = Math.floor(Math.log(bytes) / Math.log(k));
   return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + " " + sizes[i];
 };
+
+export const isValidUrl = (url: string): boolean => {
+  try {
+    new URL(url);
+    return true;
+  } catch (err) {
+    return false;
+  }
+};