Document image generation options

README.md

@@ -13,4 +13,6 @@ pinned: false
 
 Paste an HTML game, describe asset roles like `player`, `background`, or `enemy`, and generate a rewritten version of the game with image data embedded directly into the HTML.
 
-The app generates images with Pollinations/FLUX-style image URLs, converts the results into base64 data URIs, replaces matching asset filenames in the provided HTML, and previews the result in a sandboxed iframe.
+The app interprets the shared art style into explicit per-role image prompts, then generates and embeds game assets as base64 data URIs.
+
+If the Space has an `HF_TOKEN` secret, it will try the Hugging Face image model in `HF_IMAGE_MODEL` first. The default model is `black-forest-labs/FLUX.1-schnell`. Without that secret, the app uses a local style-aware Pillow fallback that varies watercolor, vector/neon, claymation, oil-painting, anime, and pixel-art looks.