fix: resolve biome lint/format errors in smoke tests

- Remove unused readFileSync import
- Replace non-null assertion with type cast
- Fix line length formatting

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: elucidsoft

tests/smoke/run-smoke.ts

@@ -34,7 +34,9 @@ await test("getStatus — API is reachable", async () => {
 await test("getAccount — auth works", async () => {
 	const account = await client.getAccount();
 	if (!account.email) throw new Error("No email field");
-	console.log(`    Account: ${account.email} | Plan: ${account.subType} | Active: ${account.subActive}`);
+	console.log(
+		`    Account: ${account.email} | Plan: ${account.subType} | Active: ${account.subActive}`,
+	);
 });
 
 await test("listJobs — returns array", async () => {

tests/smoke/smoke.test.ts

@@ -1,12 +1,11 @@
-import { readFileSync } from "node:fs";
 import { describe, expect, it } from "vitest";
 import { CloudLayer } from "../../src/client.js";
 
 const apiKey = process.env.CLOUDLAYER_API_KEY?.trim();
 
 describe.skipIf(!apiKey)("Smoke Tests (Live API)", () => {
 	const client = new CloudLayer({
-		apiKey: apiKey!,
+		apiKey: apiKey as string,
 		apiVersion: "v2",
 	});
 
@@ -21,7 +20,14 @@ describe.skipIf(!apiKey)("Smoke Tests (Live API)", () => {
 		expect(account).toHaveProperty("email");
 		expect(account).toHaveProperty("uid");
 		expect(account).toHaveProperty("subType");
-		console.log("Account:", account.email, "| Plan:", account.subType, "| Active:", account.subActive);
+		console.log(
+			"Account:",
+			account.email,
+			"| Plan:",
+			account.subType,
+			"| Active:",
+			account.subActive,
+		);
 	});
 
 	it("listJobs — returns array", async () => {