FOUR-32790 Unit Test Implementation for sequential Script/Service tasks - #9017

Issue & Reproduction Steps

Unit Test Implementation for sequential Script/Service tasks

Solution

• Execute eligible sequential script and service tasks inline within the current job.
• Preserve asynchronous execution for collaborations, call activities, boundary events, multi-instance tasks, parallel flows, and custom queues.
• Add context-reuse and pending-job safety guards.

Related Tickets & Packages

FOUR-32790

Code Review Checklist

• I have pulled this code locally and tested it on my instance, along with any associated packages.
• This code adheres to ProcessMaker Coding Guidelines.
• This code includes a unit test or an E2E test that tests its functionality, or is covered by an existing test.
• This solution fixes the bug reported in the original ticket.
• This solution does not alter the expected output of a component in a way that would break existing Processes.
• This solution does not implement any breaking changes that would invalidate documentation or cause existing Processes to fail.
• This solution has been tested with enterprise packages that rely on its functionality and does not introduce bugs in those packages.
• This code does not duplicate functionality that already exists in the framework or in ProcessMaker.
• This ticket conforms to the PRD associated with this part of ProcessMaker.