xAI: route x_search through public api seam

extensions/xai/api.ts

@@ -14,6 +14,15 @@ export {
   XAI_DEFAULT_MAX_TOKENS,
 } from "./model-definitions.js";
 export { isModernXaiModel, resolveXaiForwardCompatModel } from "./provider-models.js";
+export {
+  __testing as xSearchTesting,
+  buildXaiXSearchPayload,
+  requestXaiXSearch,
+  resolveXaiXSearchInlineCitations,
+  resolveXaiXSearchMaxTurns,
+  resolveXaiXSearchModel,
+  type XaiXSearchOptions,
+} from "./src/x-search-shared.js";
 import { normalizeXaiModelId } from "./model-id.js";
 export { normalizeXaiModelId };
 

src/agents/tools/x-search.ts

@@ -1,13 +1,13 @@
 import { Type } from "@sinclair/typebox";
 import {
-  __testing as xaiXSearchTesting,
+  xSearchTesting as xaiXSearchTesting,
   buildXaiXSearchPayload,
   requestXaiXSearch,
   resolveXaiXSearchInlineCitations,
   resolveXaiXSearchMaxTurns,
   resolveXaiXSearchModel,
   type XaiXSearchOptions,
-} from "../../../extensions/xai/src/x-search-shared.js";
+} from "../../../extensions/xai/api.js";
 import type { OpenClawConfig } from "../../config/config.js";
 import { resolveProviderWebSearchPluginConfig } from "../../plugin-sdk/provider-web-search.js";
 import type { RuntimeWebXSearchMetadata } from "../../secrets/runtime-web-tools.types.js";