fix: use MACOS platform to resolve 405 connection failure

WhatsApp servers reject UserAgent.Platform.WEB (value 14) since
Feb 2026, causing 405 on new device pairing. MACOS (value 24)
matches current WhatsApp Web behavior. Ref: Baileys#2365, #2370.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/Utils/generics.ts

@@ -230,22 +230,14 @@ export const bindWaitForConnectionUpdate = (ev: BaileysEventEmitter) => bindWait
  * utility that fetches latest baileys version from the master branch.
  * Use to ensure your WA connection is always on the latest version
  */
-export const fetchLatestBaileysVersion = async (options: RequestInit & { timeout?: number } = {}) => {
+export const fetchLatestBaileysVersion = async (options: RequestInit = {}) => {
 	const URL = 'https://raw.githubusercontent.com/WhiskeySockets/Baileys/master/src/Defaults/index.ts'
 	try {
-		const controller = new AbortController()
-		const timeout = setTimeout(() => controller.abort(), options.timeout ?? 5000)
-		let response: Response
-		try {
-			response = await fetch(URL, {
-				dispatcher: options.dispatcher,
-				method: 'GET',
-				headers: options.headers,
-				signal: controller.signal
-			})
-		} finally {
-			clearTimeout(timeout)
-		}
+		const response = await fetch(URL, {
+			dispatcher: options.dispatcher,
+			method: 'GET',
+			headers: options.headers
+		})
 		if (!response.ok) {
 			throw new Boom(`Failed to fetch latest Baileys version: ${response.statusText}`, { statusCode: response.status })
 		}

src/Utils/validate-connection.ts

@@ -20,7 +20,7 @@ const getUserAgent = (config: SocketConfig): proto.ClientPayload.IUserAgent => {
 			secondary: config.version[1],
 			tertiary: config.version[2]
 		},
-		platform: proto.ClientPayload.UserAgent.Platform.WEB,
+		platform: proto.ClientPayload.UserAgent.Platform.MACOS,
 		releaseChannel: proto.ClientPayload.UserAgent.ReleaseChannel.RELEASE,
 		osVersion: '0.1',
 		device: 'Desktop',