dev:frontend: Using Bootstrap Icons for message edit buttons

Fixing conflicts between newer main and rec-refines

fix: Fixing duplicated model passing

test: frontend contract generation

Frontend testing initiated

Partial volunability fixing that does not need attensions

optimize user interaction

add homepage

Fix: Configure for Hugging Face Spaces deployment - Add Vite config and fix static file serving

jn's part - a base of front&back-end, complete the basic interaction requirements