mongodb: use ServiceConnection

[mshima]

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Pull request overview

This pull request migrates MongoDB integration tests to use Spring Boot's @ServiceConnection annotation, simplifying testcontainer configuration by eliminating the need for manual property registration via @DynamicPropertySource.

Changes:

• Refactored MongoDB testcontainer configuration to use @ServiceConnection annotation
• Renamed MongoDbTestContainer to DatabaseTestcontainer for consistency
• Removed manual property source registration and updated test annotations across multiple test files

Reviewed changes

Copilot reviewed 11 out of 11 changed files in this pull request and generated 19 comments.

Show a summary per file

File	Description
generators/spring-data/generators/mongodb/templates/src/test/java/package/config/DatabaseTestcontainer.java.ejs	Renamed from MongoDbTestContainer, added @Serviceconnection annotation, removed @DynamicPropertySource method
generators/spring-data/generators/mongodb/generator.ts	Added cleanup for old MongoDbTestContainer.java file, removed integrationTest task that manually added annotations
generators/spring-data/generators/mongodb/files.ts	Updated template file reference to new DatabaseTestcontainer.java name
generators/spring-data/generators/mongodb/snapshots/generator.spec.ts.snap	Updated snapshots to reflect renamed file
generators/spring-boot/templates/src/test/java/package/web/rest/AccountResourceIT.java.ejs	Added @testcontainers and @ImportTestcontainers annotations for MongoDB, added necessary imports
generators/spring-boot/templates/src/test/java/package/entityPackage/web/rest/_entityClass_ResourceIT.java.ejs	Added @testcontainers and @ImportTestcontainers annotations for MongoDB, added necessary imports
generators/spring-boot/templates/src/test/java/package/entityPackage/web/rest/UserResourceIT.java.ejs	Added @testcontainers and @ImportTestcontainers annotations for MongoDB, added necessary imports
generators/spring-boot/templates/src/test/java/package/entityPackage/web/rest/PublicUserResourceIT.java.ejs	Added @testcontainers and @ImportTestcontainers annotations for MongoDB, added necessary imports
generators/spring-boot/templates/src/test/java/package/entityPackage/service/UserServiceIT.java.ejs	Added @testcontainers and @ImportTestcontainers annotations for MongoDB, added necessary imports
generators/spring-boot/templates/pom.xml.ejs	Changed webapp profile spring.profiles.active from "dev" to "test"
generators/spring-boot/generators/cucumber/templates/src/test/java/package/cucumber/CucumberTestContextConfiguration.java.ejs	Added @testcontainers and @ImportTestcontainers annotations for MongoDB, added necessary imports

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