chore(mcp): allow pointing docs_search tool at other URLs

Author: stainless-app[bot]

.eslintcache

@@ -0,0 +1 @@
+[{"/home/tempuser-nyody4/run/codegen-output/cas-parser/cas-parser-typescript/packages/mcp-server/src/docs-search-tool.ts":"1"},{"size":1464,"mtime":1758940329025}]

packages/mcp-server/src/docs-search-tool.ts

@@ -35,10 +35,13 @@ export const tool: Tool = {
   },
 };
 
+const docsSearchURL =
+  process.env['DOCS_SEARCH_URL'] || 'https://api.stainless.com/api/projects/cas-parser/docs/search';
+
 export const handler = async (_: unknown, args: Record<string, unknown> | undefined) => {
   const body = args as any;
   const query = new URLSearchParams(body).toString();
-  const result = await fetch('https://api.stainless.com/api/projects/cas-parser/docs/search?' + query);
+  const result = await fetch(`${docsSearchURL}?${query}`);
   return asTextContentResult(await result.json());
 };