add: build script that renders index from meals

README.md

@@ -6,24 +6,26 @@ The site is based on the HTML5 UP Lens template and currently ships as a plain s
 
 ## Repo Layout
 
-- `index.html`: main gallery page
+- `templates/index.html`: source template for the main gallery page
+- `index.html`: generated static gallery page
 - `assets/`: site CSS, JavaScript, fonts, and audio
 - `images/fulls/`: full-size gallery images
 - `images/thumbs/`: gallery thumbnails
 - `data/meals.json`: source of truth for gallery entries
-- `scripts/render-gallery.js`: regenerates the gallery markup in `index.html` from `data/meals.json`
+- `scripts/build.js`: renders static pages from templates and data
+- `package.json`: minimal Node build entrypoint
 
 ## Content Workflow
 
-Gallery entries now live in `data/meals.json`.
+Gallery entries live in `data/meals.json`, and `index.html` is generated from `templates/index.html`.
 
-After editing that file, regenerate the static markup with:
+After editing content or templates, rebuild the site with:
 
 ```sh
-node scripts/render-gallery.js
+npm run build
 ```
 
-The script updates only the generated gallery block inside `index.html`.
+The build currently renders the main page without changing the existing Lens gallery structure, so the current client-side viewer code continues to work.
 
 ## Image Conventions