On this page

• 1. The mental model read this first
• 2. Client-side state: hide/show without a reload
• Shared components: composites
• 3. AJAX / SPA behaviour: data without a reload
• 4. Why your Reveal answer button reloaded
• 5. End-to-end: build a flash-card app with MCP tools
• 5a. Visual verification of the published site
• Layout recipes
• 6. Quick reference