Fix: Use gr.Interface instead of Blocks to bypass Gradio schema bug

Fix: Minimal app to bypass Gradio 4.26.0 JSON schema bug

Fix: Simplified app.py with better Gradio 4.26.0 compatibility

Fix: Revert to Gradio 4.26.0 to match Spaces environment

Fix: Remove problematic type hints for image output compatibility

Fix: Update Gradio to 4.40.0 for compatibility

Fix: Add required HF Spaces YAML frontmatter to README

Deploy Lightweight AI Backend (2026-02-23 19:37:44)

initial commit