2026.06.11-5

What's Changed

• Add design system foundations and previews by @AdamJ in #1
• Add preview and social share card pages by @AdamJ in #2
• feat: Add shadcn/ui theme generated from Trail Peak design tokens by @AdamJ in #3
• ci: add automated checks for versioning, design tokens, and quality by @AdamJ in #6

Full Changelog: 2026.04.21-1...2026.06.11-5