Fix: API de chats con lastMessage y send acepta content

server/api/messages/[instanceId]/[chatId]/send.post.ts

@@ -6,7 +6,8 @@ import { query } from '../../../../utils/database'
 import { baileysManager } from '../../../../services/baileys/manager'
 
 interface SendMessageBody {
-  message: string
+  content?: string
+  message?: string
 }
 
 export default defineEventHandler(async (event) => {
@@ -19,8 +20,10 @@ export default defineEventHandler(async (event) => {
   const chatId = getRouterParam(event, 'chatId')
   const body = await readBody<SendMessageBody>(event)
 
-  if (!body.message?.trim()) {
-    throw createError({ statusCode: 400, message: 'Message is required' })
+  // Accept both 'content' and 'message' fields
+  const messageText = body.content || body.message
+  if (!messageText?.trim()) {
+    throw createError({ statusCode: 400, message: 'Message content is required' })
   }
 
   // Get chat JID
@@ -37,7 +40,7 @@ export default defineEventHandler(async (event) => {
 
   try {
     const result = await baileysManager.sendMessage(instanceId!, jid, {
-      text: body.message
+      text: messageText
     })
 
     return {