feat: add BatchListener to forward mParticle batches to Rokt SDK

- Implement KitIntegration.BatchListener interface
- Forward full mParticle batch JSON via Rokt.receiveMParticleBatch()
- Enables Transactions API to receive mParticle event stream alongside native Rokt events

Author: jaissica12

src/main/kotlin/com/mparticle/kits/RoktKit.kt

@@ -57,6 +57,7 @@ class RoktKit :
     CommerceListener,
     IdentityListener,
     RoktListener,
+    KitIntegration.BatchListener,
     Rokt.RoktCallback {
     private var applicationContext: Context? = null
     private var mpRoktEventCallback: MpRoktEventCallback? = null
@@ -135,6 +136,18 @@ class RoktKit :
 
     override fun logEvent(commerceEvent: CommerceEvent): List<ReportingMessage> = emptyList()
 
+    /*
+     * Overrides for BatchListener
+     */
+    override fun logBatch(jsonObject: org.json.JSONObject): List<ReportingMessage> {
+        try {
+            Rokt.receiveMParticleBatch(jsonObject.toString())
+        } catch (e: Exception) {
+            Logger.warning("RoktKit: Failed to forward batch to Rokt: ${e.message}")
+        }
+        return emptyList()
+    }
+
     /*
      * Overrides for IdentityListener
      */