feat(APP-4058): Implement ActionSimulation component

[milosh86]

Description

• Implement ActionSimulation component.
• Update dropdown component to accept the variant from and to allow rendering items as submit buttons.

Task: APP-4058

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Developer Checklist:

• Manually smoke tested the functionality locally
• Confirmed there are no new warnings or errors in the browser console
• Made the corresponding changes to the documentation
• Added tests that prove my fix is effective or that my feature works
• (For User Stories only) Double-checked that all Acceptance Criteria are satisified
• Confirmed there are no new warnings on automated tests
• Selected the correct base branch
• Commented the code in hard-to-understand areas
• Followed the code style guidelines of this project
• Reviewed that the files changed in GitHub’s UI reflect my intended changes
• Confirmed the pipeline checks are not failing

Review Checklist:

• Tested locally that all Acceptance Criteria or Expected Outcomes are satisfied
• Confirmed that changes follow the code style guidelines of this project

[milosh86]

FYI @cgero-eth, this is basically ready for review, but I'll leave the PR in draft state until I make sure the interface completely fits the requirements on the App side.

[arabot-1]

🚀 Preview Deployment: View Here

[Copilot]

Pull Request Overview

This PR implements the ActionSimulation component for displaying simulation status and controls for blockchain proposal actions, and enhances the dropdown component to support form submission.

• Adds a new ActionSimulation component with simulation status, timestamp display, and action controls
• Updates dropdown component to accept variant prop and support submit button functionality
• Adds comprehensive test coverage and documentation for the new component

Reviewed Changes

Copilot reviewed 12 out of 12 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
src/modules/components/index.ts	Exports the new action module
src/modules/components/action/index.ts	Exports actionSimulation component
src/modules/components/action/actionSimulation/index.ts	Re-exports ActionSimulation component
src/modules/components/action/actionSimulation/actionSimulation.tsx	Main ActionSimulation component implementation
src/modules/components/action/actionSimulation/actionSimulation.test.tsx	Test suite for ActionSimulation component
src/modules/components/action/actionSimulation/actionSimulation.stories.tsx	Storybook stories for ActionSimulation component
src/modules/assets/copy/modulesCopy.ts	Adds copy text for actionSimulation component
src/core/components/dropdown/dropdownItem/dropdownItem.tsx	Adds formId prop to support submit button functionality
src/core/components/dropdown/dropdownItem/dropdownItem.stories.tsx	Adds story for submit button functionality
src/core/components/dropdown/dropdownContainer/dropdownContainer.tsx	Adds variant prop to dropdown container
src/core/components/dropdown/dropdownContainer/dropdownContainer.stories.tsx	Adds story for variant prop
.changeset/young-flies-think.md	Changeset file documenting the minor version change

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[cgero-eth]

The status text should be text-base on md