Add gRPC client sample with Spring Integration

basic/grpc-client/src/test/java/org/springframework/integration/samples/grpc/client/GrpcClientTests.java

@@ -26,8 +26,6 @@
 import org.springframework.boot.test.system.CapturedOutput;
 import org.springframework.boot.test.system.OutputCaptureExtension;
 import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Primary;
-import org.springframework.grpc.server.NettyGrpcServerFactory;
 import org.springframework.test.annotation.DirtiesContext;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -98,17 +96,6 @@ public void streamHello(HelloRequest request,
 				}
 			};
 		}
-
-		/**
-		 * Override the Netty server factory to return null, preventing Netty server creation.
-		 * @return null to disable Netty server
-		 */
-		@Bean
-		@Primary
-		NettyGrpcServerFactory nettyGrpcServerFactory() {
-			return null;
-		}
-
 	}
 
 }

build.gradle

@@ -898,6 +898,11 @@ project('grpc-client') {
 		//Test
 		testImplementation 'org.springframework.boot:spring-boot-starter-test'
 		testImplementation "org.springframework.grpc:spring-grpc-test"
+
+		configurations {
+			testImplementation.exclude group: 'io.grpc', module: 'grpc-netty'
+			testRuntimeOnly.exclude group: 'io.grpc', module: 'grpc-netty'
+		}
 	}