Backport fix for auto configuration to use operation's default execution strategy delegate (#412)

* Backport fix for auto configuration to use operation's default execution strategy delegate

* update build branches

Author: igdianov

.github/workflows/build.yml

@@ -3,11 +3,11 @@ name: CI
 on:
   workflow_dispatch:
   push:
-    branches: [ "master" ]
+    branches: [ "1.1.x" ]
     paths-ignore:
       - '**/README.md'  
   pull_request:
-    branches: [ "master" ]
+    branches: [ "1.1.x" ]
     paths-ignore:
       - '**/README.md'  
 

autoconfigure/src/main/java/com/introproventures/graphql/jpa/query/autoconfigure/GraphQLSchemaBuilderAutoConfiguration.java

@@ -6,6 +6,8 @@
 import com.introproventures.graphql.jpa.query.schema.RestrictedKeysProvider;
 import com.introproventures.graphql.jpa.query.schema.impl.GraphQLJpaSchemaBuilder;
 import graphql.GraphQL;
+import graphql.execution.AsyncExecutionStrategy;
+import graphql.execution.SubscriptionExecutionStrategy;
 import jakarta.persistence.EntityManager;
 import jakarta.persistence.EntityManagerFactory;
 import org.slf4j.Logger;
@@ -51,7 +53,8 @@ QueryExecutionStrategyProvider queryExecutionStrategy(
         var transactionTemplate = graphQLSchemaTransactionTemplate.get();
         transactionTemplate.setReadOnly(true);
 
-        return () -> newTransactionalExecutionStrategy(transactionTemplate).build();
+        return () ->
+            newTransactionalExecutionStrategy(transactionTemplate).delegate(new AsyncExecutionStrategy()).build();
     }
 
     @Bean
@@ -63,7 +66,8 @@ MutationExecutionStrategyProvider mutationExecutionStrategy(
         var transactionTemplate = graphQLSchemaTransactionTemplate.get();
         transactionTemplate.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRES_NEW);
 
-        return () -> newTransactionalExecutionStrategy(transactionTemplate).build();
+        return () ->
+            newTransactionalExecutionStrategy(transactionTemplate).delegate(new AsyncExecutionStrategy()).build();
     }
 
     @Bean
@@ -74,8 +78,12 @@ SubscriptionExecutionStrategyProvider subscriptionExecutionStrategy(
     ) {
         var transactionTemplate = graphQLSchemaTransactionTemplate.get();
         transactionTemplate.setPropagationBehavior(TransactionDefinition.PROPAGATION_SUPPORTS);
+        transactionTemplate.setReadOnly(true);
 
-        return () -> newTransactionalExecutionStrategy(transactionTemplate).build();
+        return () ->
+            newTransactionalExecutionStrategy(transactionTemplate)
+                .delegate(new SubscriptionExecutionStrategy())
+                .build();
     }
 
     @Bean