Rename management.zipkin.tracing

It's now 'management.tracing.export.zipkin'

Closes gh-47958

documentation/spring-boot-docs/src/docs/antora/modules/reference/pages/actuator/tracing.adoc

@@ -124,7 +124,7 @@ Tracing with OpenTelemetry and reporting to Zipkin requires the following depend
 * `io.micrometer:micrometer-tracing-bridge-otel` - bridges the Micrometer Observation API to OpenTelemetry.
 * `io.opentelemetry:opentelemetry-exporter-zipkin` - reports traces to Zipkin.
 
-Use the `management.zipkin.tracing.*` configuration properties to configure reporting to Zipkin.
+Use the `management.tracing.export.zipkin.*` configuration properties to configure reporting to Zipkin.
 
 
 
@@ -152,7 +152,7 @@ Tracing with OpenZipkin Brave and reporting to Zipkin requires the following dep
 * `io.micrometer:micrometer-tracing-bridge-brave` - bridges the Micrometer Observation API to Brave.
 * `io.zipkin.reporter2:zipkin-reporter-brave` - reports traces to Zipkin.
 
-Use the `management.zipkin.tracing.*` configuration properties to configure reporting to Zipkin.
+Use the `management.tracing.export.zipkin.*` configuration properties to configure reporting to Zipkin.
 
 
 

module/spring-boot-zipkin/src/main/java/org/springframework/boot/zipkin/autoconfigure/ZipkinProperties.java

@@ -26,7 +26,7 @@ import org.springframework.boot.context.properties.ConfigurationProperties;
  * @author Moritz Halbritter
  * @since 4.0.0
  */
-@ConfigurationProperties("management.zipkin.tracing")
+@ConfigurationProperties("management.tracing.export.zipkin")
 public class ZipkinProperties {
 
 	/**

module/spring-boot-zipkin/src/main/resources/META-INF/additional-spring-configuration-metadata.json

@@ -1,11 +1,33 @@
 {
   "groups": [],
   "properties": [
+    {
+      "name": "management.zipkin.tracing.connect-timeout",
+      "deprecation": {
+        "replacement": "management.tracing.export.zipkin.connect-timeout",
+        "level": "error"
+      }
+    },
     {
       "name": "management.zipkin.tracing.encoding",
-      "defaultValue": [
-        "JSON"
-      ]
+      "deprecation": {
+        "replacement": "management.tracing.export.zipkin.encoding",
+        "level": "error"
+      }
+    },
+    {
+      "name": "management.zipkin.tracing.endpoint",
+      "deprecation": {
+        "replacement": "management.tracing.export.zipkin.endpoint",
+        "level": "error"
+      }
+    },
+    {
+      "name": "management.zipkin.tracing.read-timeout",
+      "deprecation": {
+        "replacement": "management.tracing.export.zipkin.read-timeout",
+        "level": "error"
+      }
     }
   ],
   "hints": []