Scope model selection per session instead of globally

Drop 'Via' prefix from provider subtitles

Show default provider under each HF-routed model in selector

Use model maker as subtitle in selector, not routing mechanic

Route HF inference through /v1 auto-router + add reasoning_effort knob

Latest ui fixes (#11)

sync: org onboarding, model updates, sandbox cleanup, prompt fixes

feat: implement cooperative agent cancellation with cancel button

feat: merge HF Space improvements

improved design

added code panel, tool approval, tool calls logging

Add web frontend infrastructure for HF Agent