feat(marketing): add Wall of Love testimonials section

[Kitenite]

Summary

• Add a new "Wall of Love" section to the marketing site showcasing Twitter testimonials
• Display 12 curated tweets from users praising Superset in a masonry-style 3-column grid
• Each card shows user avatar, name, handle, and tweet content with link to original tweet
• Support for translated testimonials (Chinese/Japanese) with clickable toggle to show original text

Test plan

• Verify the section renders correctly on the marketing homepage
• Test responsive layout on mobile/tablet/desktop
• Click testimonial cards to confirm they link to correct tweets
• Test "Translated" toggle on international testimonials
• Verify avatars load correctly from unavatar.io

Summary by CodeRabbit

New Features

• Added a testimonials gallery showcasing customer feedback with user avatars, names, and profile links.
• Included support for viewing original language testimonials alongside translations.

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[coderabbitai]

Caution

Review failed

The pull request is closed.

📝 Walkthrough

Walkthrough

This PR introduces a new "Wall of Love" testimonials section to the marketing application. The addition includes a React component that displays testimonials in a responsive three-column grid with Framer Motion animations, support for translated content, and integration into the home page. The Next.js configuration is updated to allow images from unavatar.io.

Changes

Cohort / File(s)	Summary
Configuration apps/marketing/next.config.ts	Added remote image pattern for unavatar.io domain to support avatar images from external source.
Wall of Love Component apps/marketing/src/app/components/WallOfLoveSection/WallOfLoveSection.tsx	New component featuring Avatar sub-component (displays user image or name initials), TestimonialCard sub-component (renders testimonial with translation toggle and external links), and main WallOfLoveSection component (renders testimonials in three-column responsive grid with staggered Framer Motion animations).
Wall of Love Data apps/marketing/src/app/components/WallOfLoveSection/constants.ts	Defines Testimonial interface and static TESTIMONIALS array with 12 testimonial entries containing author info, content, optional translations, avatar URLs, and profile links.
Component Export apps/marketing/src/app/components/WallOfLoveSection/index.ts	Barrel export for WallOfLoveSection component.
Page Integration apps/marketing/src/app/page.tsx	Imports and renders WallOfLoveSection component after FeaturesSection in home page.

Estimated code review effort

🎯 3 (Moderate) | ⏱️ ~20 minutes

Poem

🐰 A wall of love we hop to share,
With testimonials everywhere!
From avatars that dance and glow,
In columns three, our thanks we show.
Unavatar joins the fray,
Making pixels bright today! ✨

✨ Finishing touches

• 📝 Generate docstrings

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