ui: capitalize QUEST in Space title, browser tab title, footer copy

rename: Quest-35B -> QUEST-35B (uniform uppercase branding)

rename: Quest-4B -> Quest-35B (OSC vLLM serves the 35B checkpoint)

UI polish: rename Space to Quest, harder examples, clean dropdown, hide progress bar

Route Quest-4B through dedicated HF Inference Endpoint; ship QUEST prompt/schema

Improve public Space configuration UX

Fix README metadata merge conflict

Merge starter app into Space main

Initialize Hugging Face Space starter

initial commit