(fix) O3-4933: Improve Order Functionality in Implementer Tools with Drag-and-Drop and Real-Time UI Updates

[harshthakkr]

Requirements

• This PR has a title that briefly describes the work done including the ticket number. Ensure your PR title includes a conventional commit label (such as feat, fix, or chore, among others). See existing PR titles for inspiration.

For changes to apps

• My work conforms to the O3 Styleguide and design documentation.

If applicable

• My work includes tests or is validated by existing tests.
• I have updated the esm-framework mock to reflect any API changes I have made.

Summary

This PR enhances the Order functionality in Implementer Tools by introducing an intuitive drag-and-drop interface for arranging extension-slots. It also ensures real-time UI updates when values are modified in the Add, Remove, or Order sections.

Screenshots

Drag and Drop Functionality

Screen.Recording.2025-08-05.at.1.10.20.PM.mov

No extensions are available inside Order

No extensions are available inside Remove

List view when a value is modified inside Order

List view when a value is modified inside Add or Remove

Related Issue

O3-4933