feat: Emit task

[lornakelly]

Description

Create a dynamic form for the "emit" task type that automatically generates form fields based on the call task schema.

Motivation

A dynamic form will ensure that all schema properties are properly exposed to the user

Proposed Implementation

No response

Definition of Done

• Implementation: Fully implemented according to the Open 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.