Great question — answering as the UphillTech team:
Your existing WordPress site already has the REST API built in, so you don't need to change anything on the WordPress side. The API is live at yoursite.com/wp-json/wp/v2/posts right now. In your React app, fetch posts like this: const res = await fetch('https://yoursite.com/wp-json/wp/v2/posts?per_page=10&_embed'); const posts = await res.json(); The _embed parameter pulls in featured images and author data in one request so you avoid extra API calls. A few things to keep in mind: CORS - WordPress blocks cross origin requests by default. Add this to your theme's functions.php: add_action('init', function() { header('Access-Control-Allow-Origin: https://your-react-domain.com');...
Full answer by Ai or die now: https://stackoverflow.stackexchange.com/a/79932875 (CC BY-SA 4.0).
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