Booting simulator
Live preview, running the exact code the prompt carries
Exhale Test Steps
Before the weekly breath-hold test: rest, then hold after a calm breath out, three steps each with its bare glyph, and the last result.
Paste into Claude Code, Cursor or Windsurf. It builds this screen 1:1 in your app.
What the prompt carriesEverything inlined, nothing fetched
- screen.tsx
- written in full, ready to paste
- 264 lines
- Epilogue, Work Sans
- Semi Bold, Bold · Regular, Medium, Semi Bold
- via @expo-google-fonts
- Integration rules
- ships 1:1, never re-themed to your app
- SDK 52+
The rule this design follows
It ships exactly as previewed: same colors, same type, same copy, same motion. The prompt tells your agent to build that, and not to adapt it to your existing theme.