v4.0.4

⭐ New Features

• Revise JSON converters to trust no one by default #3450

🐞 Bug Fixes

• Use UUID for messageTag in the RabbitTemplate #3473
• RabbitConnectionFactoryBean: enable SSL for amqps URI #3472
• RabbitMQ 4.3 upgrade breaks retry/dead-letter expectations due to delivery-count semantics change #3456
• Double-ack regression when using MANUAL ack mode with ErrorHandler #3439
• queue-master-locator argument is long deprecated and now denied by default in RabbitMQ 4.3 #3420

🔨 Dependency Upgrades

• Bump org.springframework.data:spring-data-bom from 2025.1.5 to 2025.1.6 #3469
• Bump io.projectreactor:reactor-bom from 2025.0.5 to 2025.0.6 #3465
• Bump io.micrometer:micrometer-tracing-bom from 1.6.5 to 1.6.6 #3461
• Bump io.micrometer:micrometer-bom from 1.16.5 to 1.16.6 #3459
• Bump org.springframework:spring-framework-bom from 7.0.7 to 7.0.8 #3457
• Bump ch.qos.logback:logback-classic from 1.5.33 to 1.5.34 #3454
• Bump ch.qos.logback:logback-classic from 1.5.32 to 1.5.33 #3445
• Bump org.testcontainers:testcontainers-bom from 2.0.4 to 2.0.5 #3424