Introduce dynamic parameter order for the websubhub:Service remote methods

[ayeshLK]

Purpose

$subject

Fixes: #7600

Examples

Previously, websubhub:Service only supported a fixed parameter order:

service /websubhub on securedListener {

    remote function onRegisterTopic(websubhub:TopicRegistration message, http:Headers headers)
                                returns websubhub:TopicRegistrationSuccess|websubhub:TopicRegistrationError {
        
        // logic to be executed
    }

    // other methods
}

With the latest update, parameter order in remote methods is now flexible. At runtime, parameters will be dynamically identified, allowing method signatures to be reordered. For example, the following is now valid:

service /websubhub on securedListener {

    remote function onRegisterTopic(http:Headers headers, websubhub:TopicRegistration message)
                                returns websubhub:TopicRegistrationSuccess|websubhub:TopicRegistrationError {
        
        // logic to be executed
    }

    // other methods
}

Checklist

• Linked to an issue
• Updated the changelog
• Added tests
• Updated the spec
• Checked native-image compatibility

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[ThisaruGuruge]

LGTM