Add demo presets gallery to UI

Add Scene Composer tab for multi-reference scene generation

Fix: Include source input images in ZIP package

Deploy full Character Sheet Pro with HF auth

Fix Gradio 6.x compatibility: cache_examples and css parameter

Add fallback auth with obfuscated read-only key

Fix: Login before import, use use_auth_token param, add debug logging

Add HF_TOKEN authentication for gated model access

Add app.py and requirements.txt for CharacterForgePro