Feature/usability test feedback

[ylimezhang]

No description provided.

[Copilot]

Pull Request Overview

This PR incorporates usability feedback by standardizing spelling, refining tutorial headings, and adjusting UI text and behaviors for improved consistency and clarity.

• Standardize spelling of “visualizing” to British “visualising” across docs and tests
• Update tutorial titles and content data to reference “IRV RLAs”
• Tweak UI text formatting (dashes, paragraphs) and tooltip interactions

Reviewed Changes

Copilot reviewed 9 out of 9 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
test/prettyprint_assertions_and_pictures.test.ts	Corrects British spelling of “visualising” in comments
app/tutorial/outcomes/page.mdx	Updates heading to British “Visualising Outcomes”
app/tutorial/introduction/page.md	Changes title to “IRV RLAs” and British spelling in list item
app/tutorial/components/data-content.ts	Synchronizes navigation titles for introduction and outcomes
app/tutorial/assertion/page.mdx	Updates subheading to British “Visualising assertions”
app/steps.tsx	Adjusts dash style in instructional text
app/dashboard/components/step-by-step-view/index.tsx	Rewords assertion tree message for clarity
app/dashboard/components/lazyload-view/index.tsx	Refactors winner-tree description into clearer paragraphs
app/dashboard/components/Information-icon-text.tsx	Alters tooltip trigger logic and removes mouse-leave handler

Comments suppressed due to low confidence (3)

app/dashboard/components/Information-icon-text.tsx:45

• Removing the onMouseLeave handler means the tooltip won’t close when the cursor leaves, preventing users from dismissing it. Consider re-adding the handler or using Tooltip props to ensure proper close behavior.

onMouseLeave={handleMouseLeave}

app/steps.tsx:152

• [nitpick] Replacing the em dash (—) with a hyphen (-) may conflict with the project’s typography guidelines; consider using an em dash for proper punctuation consistency.

<Brown> reaching the top - no cuts, no doubts!</Brown>

app/dashboard/components/lazyload-view/index.tsx:1022

• Using
  tags for line breaks can hinder accessibility and screen-reader flow. Consider splitting this content into separate

  elements or using CSS for spacing.

<br />