fix: use /data for persistent storage (survives restarts)

fix: add user plugin to skip model network fetch (supports_health_check=False + fallback_models)

fix: use xiaomi provider (supports_health_check=False, skips model fetch)

fix: remove AUTH_DISABLED, use default admin/123456 login

deploy: hermes-web-ui with fufu.iqach.top API config

initial commit