Added propagation of local thread variables in reactive context

Author: ashakirin

apps/java-spring-ai-agents/aiagent/src/main/resources/application.properties

@@ -20,3 +20,5 @@ agentcore.browser.screenshot-description=Take a screenshot of a web page for the
 # MCP Client
 spring.ai.mcp.client.toolcallback.enabled=true
 spring.ai.mcp.client.initialized=false
+# Local thread variables propagation
+spring.reactor.context-propagation=auto