fix ts

Author: tlgimenes

deno.json

@@ -1,6 +1,6 @@
 {
   "name": "@deco/mcp",
-  "version": "0.5.1",
+  "version": "0.5.2",
   "exports": {
     ".": "./mod.ts",
     "./http": "./mcp/http.ts"

mcp/server.ts

@@ -215,7 +215,8 @@ export type ListToolsMiddleware = RequestMiddleware<
 
 export type CallToolMiddleware = RequestMiddleware<
   z.infer<typeof CallToolRequestSchema>,
-  { content: { type: "text"; text: string }[] }
+  // deno-lint-ignore no-explicit-any
+  { structuredContent: any }
 >;
 
 function registerTools<TManifest extends AppManifest>(