fix(extension-youtube): Update YouTube URL regex pattern (#6474)

Updates the regex patterns for YouTube URL validation to ensure proper matching.

Author: lambdasawa

.changeset/swift-dolphins-think.md

@@ -0,0 +1,5 @@
+---
+"@tiptap/extension-youtube": patch
+---
+
+Update YouTube URL regex pattern

packages/extension-youtube/src/utils.ts

@@ -1,7 +1,7 @@
 export const YOUTUBE_REGEX =
-  /^((?:https?:)?\/\/)?((?:www|m|music)\.)?((?:youtube\.com|youtu.be|youtube-nocookie\.com))(\/(?:[\w-]+\?v=|embed\/|v\/)?)([\w-]+)(\S+)?$/
+  /^((?:https?:)?\/\/)?((?:www|m|music)\.)?((?:youtube\.com|youtu\.be|youtube-nocookie\.com))(\/(?:[\w-]+\?v=|embed\/|v\/)?)([\w-]+)(\S+)?$/
 export const YOUTUBE_REGEX_GLOBAL =
-  /^((?:https?:)?\/\/)?((?:www|m|music)\.)?((?:youtube\.com|youtu.be|youtube-nocookie\.com))(\/(?:[\w-]+\?v=|embed\/|v\/)?)([\w-]+)(\S+)?$/g
+  /^((?:https?:)?\/\/)?((?:www|m|music)\.)?((?:youtube\.com|youtu\.be|youtube-nocookie\.com))(\/(?:[\w-]+\?v=|embed\/|v\/)?)([\w-]+)(\S+)?$/g
 
 export const isValidYoutubeUrl = (url: string) => {
   return url.match(YOUTUBE_REGEX)

tests/cypress/integration/extensions/youtube.spec.ts

@@ -26,6 +26,7 @@ describe('extension-youtube', () => {
     'javascript:alert(window.origin)//embed/',
     'https://youtube.google.com/embed/fdsafsdf',
     'https://youtube.com.bad/embed',
+    'https://www.youtu0be/embed',
   ]
 
   invalidUrls.forEach(url => {