fix(core): update

ts/smartlog.classes.loggroup.ts

@@ -1,3 +1,24 @@
 import * as plugins from './smartlog.plugins';
+import { Smartlog } from './smartlog.classes.smartlog';
 
-export class LogGroup {}
+export class LogGroup {
+  public smartlogRef: Smartlog;
+  public transactionId: string;
+  public groupId = plugins.isounique.uni();
+  
+  constructor(smartlogInstance: Smartlog, transactionIdArg: string) {
+    this.smartlogRef = smartlogInstance;
+    this.transactionId = transactionIdArg;
+  }
+
+  public log(logLevelArg: plugins.smartlogInterfaces.TLogLevel, logMessageArg: string, logDataArg?: any) {
+    this.smartlogRef.log(logLevelArg, logMessageArg, logDataArg, {
+      id: plugins.isounique.uni(),
+      type: 'none',
+      group: this.groupId,
+      instance: this.smartlogRef.uniInstanceId,
+      transaction: this.transactionId
+    });
+  }
+
+}