[bs-72], [bs-75] Add Batch plugin features

* Auto config in main bootstrap jar
* Compiler enhancements in groovy cli
* Sample script in cli samples

[Fixes #48716881], [Fixes #48788313]

spring-bootstrap/pom.xml

@@ -97,6 +97,16 @@
 			<artifactId>spring-data-jpa</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.batch</groupId>
+			<artifactId>spring-batch-core</artifactId>
+			<optional>true</optional>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.integration</groupId>
+			<artifactId>spring-integration-core</artifactId>
+			<optional>true</optional>
+		</dependency>
 		<dependency>
 			<groupId>ch.qos.logback</groupId>
 			<artifactId>logback-classic</artifactId>