Fixed topic name

Author: quantdevv

Diff for: polling-publisher/polling-service/src/main/java/com/iluwatar/polling/PollingController.java

@@ -48,7 +48,7 @@ public String healthCheck() {
 
   @PostMapping("/send")
   public String sendMessage(@RequestParam("message") String message) {
-    kafkaProducer.sendMessage("api-message", message);
+    kafkaProducer.sendMessage("API", message);
     return "Message sent: " + message;
   }
 }

Diff for: polling-publisher/polling-service/src/main/java/com/iluwatar/polling/PollingScheduler.java

@@ -52,7 +52,7 @@ public void pollDataSource() {
 
     if (data != null) {
       System.out.println("🟢 Publishing Data: " + data);
-      kafkaProducer.sendMessage("update", data);
+      kafkaProducer.sendMessage("updates", data);
     } else {
       System.out.println("🔴 No Data Found for ID: " + id);
     }