refactor: rename to openclaw

docs/concepts/architecture.md

@@ -72,7 +72,7 @@ Client                    Gateway
 - After handshake:
   - Requests: `{type:"req", id, method, params}` → `{type:"res", id, ok, payload|error}`
   - Events: `{type:"event", event, payload, seq?, stateVersion?}`
-- If `CLAWDBOT_GATEWAY_TOKEN` (or `--token`) is set, `connect.params.auth.token`
+- If `OPENCLAW_GATEWAY_TOKEN` (or `--token`) is set, `connect.params.auth.token`
   must match or the socket closes.
 - Idempotency keys are required for side‑effecting methods (`send`, `agent`) to
   safely retry; the server keeps a short‑lived dedupe cache.
@@ -111,7 +111,7 @@ Details: [Gateway protocol](/gateway/protocol), [Pairing](/start/pairing),
 
 ## Operations snapshot
 
-- Start: `moltbot gateway` (foreground, logs to stdout).
+- Start: `openclaw gateway` (foreground, logs to stdout).
 - Health: `health` over WS (also included in `hello-ok`).
 - Supervision: launchd/systemd for auto‑restart.