fix(integrations): resolve typebot media regression and baileys link preview

- Fix linkPreview logic in Baileys to default to true
- Add support for 'file' and 'embed' types in Typebot integration
- Ensure correct media type detection for PDFs and docs

src/api/integrations/channel/whatsapp/whatsapp.baileys.service.ts

@@ -2432,7 +2432,7 @@ export class BaileysStartupService extends ChannelStartupService {
         }
       }
 
-      const linkPreview = options?.linkPreview != false ? undefined : false;
+      const linkPreview = options?.linkPreview !== false;
 
       let quoted: WAMessage;
 

src/api/integrations/chatbot/typebot/services/typebot.service.ts

@@ -368,6 +368,36 @@ export class TypebotService extends BaseChatbotService<TypebotModel, any> {
         sendTelemetry('/message/sendWhatsAppAudio');
       }
 
+      if (message.type === 'file' || message.type === 'embed') {
+        const mediaUrl = message.content.url;
+        const mediaType = this.getMediaType(mediaUrl);
+
+        if (mediaType === 'audio') {
+          await instance.audioWhatsapp(
+            {
+              number: session.remoteJid,
+              delay: settings?.delayMessage || 1000,
+              encoding: true,
+              audio: mediaUrl,
+            },
+            false,
+          );
+        } else {
+          await instance.mediaMessage(
+            {
+              number: session.remoteJid,
+              delay: settings?.delayMessage || 1000,
+              mediatype: mediaType || 'document',
+              media: mediaUrl,
+              fileName: message.content.name || 'document.pdf',
+            },
+            null,
+            false,
+          );
+        }
+        sendTelemetry('/message/sendMedia');
+      }
+
       const wait = findItemAndGetSecondsToWait(clientSideActions, message.id);
 
       if (wait) {