docs: add no-docker-first run modes and quick start

README.md

@@ -19,11 +19,26 @@ The no-reply provider returns `NO_REPLY` for any input.
 
 - `plugin/` — OpenClaw plugin (before_model_resolve hook)
 - `no-reply-api/` — OpenAI-compatible minimal API that always returns `NO_REPLY`
-- `docs/` — rollout and configuration notes
+- `docs/` — rollout, integration, run-mode notes
 - `scripts/` — smoke/dev/helper checks
 - `Makefile` — common dev commands (`make check`, `make check-rules`, `make test-api`, `make up`)
 - `CHANGELOG.md` — milestone summary
 
+## Quick start (no Docker)
+
+```bash
+cd no-reply-api
+node server.mjs
+```
+
+Then render config snippet:
+
+```bash
+node scripts/render-openclaw-config.mjs
+```
+
+See `docs/RUN_MODES.md` for Docker mode.
+
 ---
 
 ## Development plan (incremental commits)