Clear chat history on browser refresh

Migrate upstream client to HuggingFace inference router

Stream chat via delta-op protocol (match gr.Blocks wire format)

Populate sidebar labels on first paint with full default i18n table

Modernize chat UI (Claude-style) and fix smushed logo

Switch Space entry point to gradio.Server (server.py), bump gradio to 6.19.0

Add gradio.Server backend with Tencent-branded custom frontend

init

add hy3

initial commit