docs: clarify analytics runtime scope

modules/apps/vehicle-history-app/src/test/java/com/lingniu/ingest/historyapp/PortainerComposeResourceLimitsTest.java

@@ -93,6 +93,20 @@ class PortainerComposeResourceLimitsTest {
                 .doesNotContain("shared volume mounted to all three services");
     }
 
+    @Test
+    void splitRunbookKeepsAnalyticsAsJt808MetricRuntimeOnly() throws IOException {
+        String splitRunbook = Files.readString(repositoryRoot()
+                .resolve("docs/operations/gb32960-service-split-runbook.md"));
+
+        assertThat(splitRunbook)
+                .contains("Consume JT808 event Kafka records")
+                .contains("vehicle_stat_metric")
+                .doesNotContain("Analytics state:")
+                .doesNotContain("VEHICLE_STATE_ENABLED")
+                .doesNotContain("latest-state API in analytics")
+                .doesNotContain("Vehicle state can also be enabled from this runtime");
+    }
+
     @Test
     void vehicleAnalyticsComposeOnlyExposesStatConsumerEnvironment() throws IOException {
         String compose = Files.readString(repositoryRoot().resolve("deploy/portainer/docker-compose.yml"));