Add support for untrusted CNB builders

A `trustBuilder` configuration option has been added to the Maven and
Gradle CNB integration image building goal and task. A known set of
builders published by Paketo, Heroku, and Google are trusted by default,
all other builders are untrusted by default.

Closes gh-41352

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/junit/BooleanArgumentsProvider.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2012-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.testsupport.junit;
+
+import java.lang.reflect.Method;
+import java.util.stream.Stream;
+
+import org.junit.jupiter.api.extension.ExtensionContext;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.ArgumentsProvider;
+import org.junit.platform.commons.util.Preconditions;
+
+/**
+ * An {@link ArgumentsProvider} that provides {@code true} and {@code false} values.
+ *
+ * @author Scott Frederick
+ */
+class BooleanArgumentsProvider implements ArgumentsProvider {
+
+	@Override
+	public Stream<? extends Arguments> provideArguments(ExtensionContext context) {
+		Method testMethod = context.getRequiredTestMethod();
+		Preconditions.condition(testMethod.getParameterCount() > 0, () -> String.format(
+				"@BooleanValueSource cannot provide arguments to method [%s]: the method does not declare any formal parameters.",
+				testMethod.toGenericString()));
+
+		return Stream.of(Arguments.arguments(false), Arguments.arguments(true));
+	}
+
+}

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/junit/BooleanValueSource.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2012-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.testsupport.junit;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.junit.jupiter.params.provider.ArgumentsSource;
+
+/**
+ * {@code @BooleanValueSource} is an {@link ArgumentsSource} which provides {@code true}
+ * and {@code false} values to the annotated {@code @ParameterizedTest} method.
+ *
+ * @author Scott Frederick
+ */
+@Target({ ElementType.ANNOTATION_TYPE, ElementType.METHOD })
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+@ArgumentsSource(BooleanArgumentsProvider.class)
+public @interface BooleanValueSource {
+
+}