fix: Corrige envio da apiKey da instância no payload do Dify

Corrige o envio da apiKey no payload do Dify para usar a apiKey específica da instância ao invés da apiKey global do sistema.

Author: oriondesign2015

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

@@ -55,7 +55,7 @@ export class DifyService extends BaseChatbotService<Dify, DifySetting> {
             pushName: pushName,
             instanceName: instance.instanceName,
             serverUrl: this.configService.get<HttpServer>('SERVER').URL,
-            apiKey: this.configService.get<Auth>('AUTHENTICATION').API_KEY.KEY,
+            apiKey: instance.token,
           },
           query: content,
           response_mode: 'blocking',
@@ -133,7 +133,7 @@ export class DifyService extends BaseChatbotService<Dify, DifySetting> {
             remoteJid: remoteJid,
             instanceName: instance.instanceName,
             serverUrl: this.configService.get<HttpServer>('SERVER').URL,
-            apiKey: this.configService.get<Auth>('AUTHENTICATION').API_KEY.KEY,
+            apiKey: instance.token,
           },
           response_mode: 'blocking',
           conversation_id: session.sessionId === remoteJid ? undefined : session.sessionId,
@@ -209,7 +209,7 @@ export class DifyService extends BaseChatbotService<Dify, DifySetting> {
             pushName: pushName,
             instanceName: instance.instanceName,
             serverUrl: this.configService.get<HttpServer>('SERVER').URL,
-            apiKey: this.configService.get<Auth>('AUTHENTICATION').API_KEY.KEY,
+            apiKey: instance.token,
           },
           query: content,
           response_mode: 'streaming',