docs: revise MoE setup and benchmark guides Assisted-by: Codex
wiki: add Docker Compose large-model setup Assisted-by: OpenAI Codex
wiki: publish reproducible Flash Next 47 tok/s result Assisted-by: Codex
docs: add 4 GiB MoE setup guide Assisted-by: Codex
docs: expand fork wiki guides Assisted-by: Codex