test: stabilize env-dependent tool defaults

src/agents/clawdbot-tools.camera.test.ts

@@ -91,7 +91,7 @@ describe("nodes run", () => {
   it("passes invoke and command timeouts", async () => {
     callGateway.mockImplementation(async ({ method, params }) => {
       if (method === "node.list") {
-        return { nodes: [{ nodeId: "mac-1" }] };
+        return { nodes: [{ nodeId: "mac-1", commands: ["system.run"] }] };
       }
       if (method === "node.invoke") {
         expect(params).toMatchObject({

src/agents/tools/web-tools.enabled-defaults.test.ts

@@ -122,6 +122,7 @@ describe("web_search perplexity baseUrl defaults", () => {
   });
 
   it("defaults to OpenRouter when OPENROUTER_API_KEY is set", async () => {
+    vi.stubEnv("PERPLEXITY_API_KEY", "");
     vi.stubEnv("OPENROUTER_API_KEY", "sk-or-test");
     const mockFetch = vi.fn(() =>
       Promise.resolve({