Spike: Define local integration testing strategy

[lornakelly]

Description

Investigate how to locally consume the editor npm package from the Quarkus Flow Dev UI during development. Create ticket(s) to implement work

Motivation

Enable efficient local development and testing of the editor within a real integration environment.

Proposed Implementation

No response

Definition of Done

• Implementation: Fully implemented according to the Serverless Workflow spec.
• Unit Tests: Comprehensive unit tests are included and passing.
• Integration Tests: Verified within the monorepo and target environments (Web/VS Code).
• Documentation: Updated README.md, ADRs, or official docs.
• Performance: No significant regression in editor responsiveness.
• Accessibility: UI changes comply with accessibility standards.