Upgrade to Spring Boot 3.1.0

README.adoc

@@ -4,7 +4,7 @@ streaming application.
 
 == Starting with Spring Initializr
 
-You can use this https://start.spring.io/#!type=maven-project&language=java&platformVersion=3.0.1&packaging=jar&jvmVersion=17&groupId=com.example.stream&artifactId=name-sink&name=name-sink&description=Demo%20project%20for%20Spring%20Boot&packageName=com.example.stream.name-sink&dependencies=cloud-stream,amqp[pre-initialized project] and click *Generate* to download a ZIP file. This project is configured to fit the examples in this tutorial.
+You can use this https://start.spring.io/#!type=maven-project&language=java&packaging=jar&jvmVersion=17&groupId=com.example.stream&artifactId=name-sink&name=name-sink&description=Demo%20project%20for%20Spring%20Boot&packageName=com.example.stream.name-sink&dependencies=cloud-stream,amqp[pre-initialized project] and click *Generate* to download a ZIP file. This project is configured to fit the examples in this tutorial.
 
 To manually initialize the project:
 

name-processor/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.0.1</version>
+		<version>3.1.0</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example.stream</groupId>

name-sink/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.0.1</version>
+		<version>3.1.0</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example.stream</groupId>

name-source/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.0.1</version>
+		<version>3.1.0</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example.stream</groupId>