Upgrades all dependencies to latest versions per issues #33, #34, #35.

Dependency Updates

• Gradle: 8.14.3 → 9.2.0
• Spring Boot: 2.7.18 → 3.5.7
• ActiveMQ: 5.19.1 → 6.1.8 (client and broker)
• Java: 11 → 17 (minimum required by Spring Boot 3.x and Gradle 9)

Spring Boot 3.x Migration

Package namespace: javax.* → jakarta.*

• JMS imports (BytesMessage, JMSException, Message)
• Servlet imports (HttpServletResponse)

Auto-configuration: Migrated from spring.factories to new format

• Added: META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

Test utilities: Replaced deprecated SocketUtils with ServerSocket-based implementation

private static int findAvailableTcpPort() {
  try (ServerSocket socket = new ServerSocket(0)) {
    return socket.getLocalPort();
  } catch (IOException e) {
    throw new RuntimeException("Failed to find available TCP port", e);
  }
}

Compatibility

Library API unchanged. No breaking changes for consumers.

• Fixes Upgrade all dependencies #36

💬 We'd love your input! Share your thoughts on Copilot coding agent in our 2 minute survey.