Merge branch 'main' into use_credential

gradle.properties

@@ -1,5 +1,5 @@
 group=com.linecorp.centraldogma
-version=0.69.2-SNAPSHOT
+version=0.70.1-SNAPSHOT
 projectName=Central Dogma
 projectUrl=https://line.github.io/centraldogma/
 projectDescription=Highly-available version-controlled service configuration repository based on Git, ZooKeeper and HTTP/2

xds/src/test/java/com/linecorp/centraldogma/xds/group/v1/XdsGroupServiceTest.java

@@ -22,8 +22,6 @@
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
-import java.util.concurrent.CompletableFuture;
-
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.RegisterExtension;
 
@@ -55,16 +53,12 @@ protected void configure(CentralDogmaBuilder builder) {
 
     @Test
     void createGroupViaHttp() {
-        final CompletableFuture<AggregatedHttpResponse> future =
-                createGroupAsync("foo", dogma.httpClient());
-        final CompletableFuture<AggregatedHttpResponse> future2 =
-                createGroupAsync("foo", dogma.httpClient());
-        AggregatedHttpResponse response = future.join();
+        AggregatedHttpResponse response = createGroupAsync("foo", dogma.httpClient()).join();
         assertOk(response);
         assertThatJson(response.contentUtf8()).isEqualTo("{\"name\":\"groups/foo\"}");
 
         // Cannot create with the same name.
-        response = future2.join();
+        response = createGroupAsync("foo", dogma.httpClient()).join();
         assertThat(response.status()).isSameAs(HttpStatus.CONFLICT);
         assertThat(response.headers().get("grpc-status"))
                 .isEqualTo(Integer.toString(Status.ALREADY_EXISTS.getCode().value()));