Move lobster integration to optional plugin tool

extensions/lobster/index.ts

@@ -0,0 +1,7 @@
+import type { ClawdbotPluginApi } from "../../src/plugins/types.js";
+
+import { createLobsterTool } from "./src/lobster-tool.js";
+
+export default function register(api: ClawdbotPluginApi) {
+  api.registerTool(createLobsterTool(api), { optional: true });
+}