Update README.md

README.md

@@ -24,9 +24,10 @@ pipeline_tag: text-to-image
 
 - `models_manager_v*.py` is used for centralized local management of the three repositories above:
 
-  1. **JSON Management**: Pull/upload `models.json`, maintain card metadata (Title, Trigger).
-  2. **Model Upload**: Auto-clean local images and convert to JPG, one-click flat upload to the Models repo.
-  3. **Dataset Upload**: Automated pipeline (TXT cleanup, PNG to JPG, Parquet packaging, YAML update) and push to the Datasets repo.
+  1. **JSON Management**: Pull/upload `models.json`, maintain card metadata (Title, Trigger), and globally manage custom KV fields.
+  2. **Model Upload**: Auto-clean local images and convert to WebP, one-click flat upload to the Models repo.
+  3. **Dataset Upload**: Automated pipeline (TXT cleanup, PNG to JPG, Parquet packaging) and push to the Datasets repo.
+  4. **Showcase Upload**: Process local PNGs (extract metadata, convert to WebP), generate/update `gallery.json`, and push to the `comfyui_showcase` folder in the Models repo. Support both local-only generation and incremental upload.
      
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