feat: add youtube button for video id extraction

src/utils/youtube.ts

@@ -0,0 +1,39 @@
+export const extractYouTubeId = (input: string) => {
+  if (!input) {
+    return null
+  }
+
+  let url: URL
+
+  try {
+    url = new URL(input)
+  } catch {
+    return input.trim()
+  }
+
+  const host = url.hostname.toLowerCase()
+  const pathSegments = url.pathname.split("/").filter(Boolean)
+
+  if (host.includes("youtu.be")) {
+    return pathSegments[0] ?? null
+  }
+
+  if (!host.includes("youtube.com")) {
+    return null
+  }
+
+  const vParam = url.searchParams.get("v")
+
+  if (vParam) {
+    return vParam
+  }
+
+  if (
+    pathSegments.length >= 2 &&
+    ["embed", "shorts", "live", "watch"].includes(pathSegments[0])
+  ) {
+    return pathSegments[1]
+  }
+
+  return null
+}