fixing Trace Bullet

temp/ping-service/src/main/kotlin/at/mocode/temp/pingservice/PingController.kt

@@ -1,12 +1,12 @@
 package at.mocode.temp.pingservice
 
-import org.springframework.web.bind.annotation.CrossOrigin
 import org.springframework.web.bind.annotation.GetMapping
 import org.springframework.web.bind.annotation.RequestParam
 import org.springframework.web.bind.annotation.RestController
+import java.time.OffsetDateTime
+import java.time.format.DateTimeFormatter
 
 @RestController
-@CrossOrigin(origins = ["http://localhost:8080"])
 class PingController(
     private val pingService: PingServiceCircuitBreaker
 ) {
@@ -17,7 +17,12 @@ class PingController(
      */
     @GetMapping("/ping", "/ping/ping")
     fun ping(): Map<String, String> {
-        return mapOf("status" to "pong")
+        val now = OffsetDateTime.now().format(DateTimeFormatter.ISO_OFFSET_DATE_TIME)
+        return mapOf(
+            "status" to "pong",
+            "timestamp" to now,
+            "service" to "ping-service"
+        )
     }
 
     /**

temp/ping-service/src/main/resources/application.yml

@@ -18,10 +18,19 @@ management:
   endpoints:
     web:
       exposure:
-        include: health,info,circuitbreakers
+        include: health,info,metrics,prometheus,circuitbreakers
   endpoint:
     health:
       show-details: always
+      probes:
+        enabled: true
+  tracing:
+    enabled: true
+    sampling:
+      probability: ${TRACING_SAMPLING_PROBABILITY:1.0}
+  zipkin:
+    tracing:
+      endpoint: ${ZIPKIN_TRACING_ENDPOINT:http://zipkin:9411/api/v2/spans}
 
 # Resilience4j Circuit Breaker Configuration
 resilience4j:

temp/ping-service/src/main/resources/logback-spring.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <property name="LOG_PATTERN" value="%d{ISO8601} %-5level [%X{traceId:-}:%X{spanId:-}] %logger{36} - %msg%n"/>
+
+    <appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>${LOG_PATTERN}</pattern>
+        </encoder>
+    </appender>
+
+    <logger name="org.springframework" level="INFO"/>
+    <logger name="org.springframework.web" level="INFO"/>
+    <logger name="org.springframework.boot.actuate" level="INFO"/>
+    <logger name="reactor.netty" level="WARN"/>
+
+    <root level="INFO">
+        <appender-ref ref="CONSOLE"/>
+    </root>
+</configuration>