feat(searxng): show setup JSON format note

extensions/searxng/src/searxng-search-provider.test.ts

@@ -145,6 +145,13 @@ describe("searxng web search provider", () => {
     expect(resolveSearxngLanguage(config)).toBe("de");
   });
 
+  it("exposes a credentialNote with JSON format guidance", () => {
+    const provider = createSearxngWebSearchProvider();
+
+    expect(provider.credentialNote).toContain("json format enabled");
+    expect(provider.credentialNote).toContain("search.formats");
+  });
+
   it("persists base URL to plugin config via setConfiguredCredentialValue", () => {
     const provider = createSearxngWebSearchProvider();
     const config = {} as Record<string, unknown>;

extensions/searxng/src/searxng-search-provider.ts

@@ -56,6 +56,10 @@ export function createSearxngWebSearchProvider(): WebSearchProviderPlugin {
       configuredCredential: { pluginId: "searxng", field: "baseUrl" },
       selectionPluginId: "searxng",
     }),
+    credentialNote: [
+      "For the SearXNG JSON API to work, make sure your SearXNG instance",
+      "has the json format enabled in its settings.yml under search.formats.",
+    ].join("\n"),
     createTool: (ctx) => ({
       description:
         "Search the web using a self-hosted SearXNG instance. Returns titles, URLs, and snippets.",