feat: add OpenClaw adapter type

Introduce openclaw adapter package with server execution, CLI stream
formatting, and UI config fields. Register the adapter across CLI,
server, and UI registries. Add adapter label in all relevant pages.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

packages/adapters/openclaw/src/index.ts

@@ -0,0 +1,27 @@
+export const type = "openclaw";
+export const label = "OpenClaw";
+
+export const models: { id: string; label: string }[] = [];
+
+export const agentConfigurationDoc = `# openclaw agent configuration
+
+Adapter: openclaw
+
+Use when:
+- You run an OpenClaw agent remotely and wake it via webhook.
+- You want Paperclip heartbeat/task events delivered over HTTP.
+
+Don't use when:
+- You need local CLI execution inside Paperclip (use claude_local/codex_local/process).
+- The OpenClaw endpoint is not reachable from the Paperclip server.
+
+Core fields:
+- url (string, required): OpenClaw webhook endpoint URL
+- method (string, optional): HTTP method, default POST
+- headers (object, optional): extra HTTP headers for webhook calls
+- webhookAuthHeader (string, optional): Authorization header value if your endpoint requires auth
+- payloadTemplate (object, optional): additional JSON payload fields merged into each wake payload
+
+Operational fields:
+- timeoutSec (number, optional): request timeout in seconds (default 30)
+`;