Switch to double quotes and reformat codebase with Biome

packages/app/playwright.config.ts

@@ -1,12 +1,13 @@
-import { defineConfig, devices } from '@playwright/test';
+import { defineConfig, devices } from "@playwright/test";
 
 // E2E_METRO_PORT is set dynamically by global-setup.ts after finding a free port
 // This allows multiple test runs in parallel across different worktrees
-const baseURL = process.env.E2E_BASE_URL ?? `http://localhost:${process.env.E2E_METRO_PORT ?? '8081'}`;
+const baseURL =
+  process.env.E2E_BASE_URL ?? `http://localhost:${process.env.E2E_METRO_PORT ?? "8081"}`;
 
 export default defineConfig({
-  testDir: './e2e',
-  globalSetup: './e2e/global-setup.ts',
+  testDir: "./e2e",
+  globalSetup: "./e2e/global-setup.ts",
   timeout: 60_000,
   expect: {
     timeout: 10_000,
@@ -16,17 +17,17 @@ export default defineConfig({
   fullyParallel: false,
   workers: 1,
   retries: process.env.CI ? 1 : 0,
-  reporter: [['list']],
+  reporter: [["list"]],
   use: {
     baseURL,
-    trace: 'retain-on-failure',
-    screenshot: 'only-on-failure',
-    video: 'retain-on-failure',
+    trace: "retain-on-failure",
+    screenshot: "only-on-failure",
+    video: "retain-on-failure",
   },
   projects: [
     {
-      name: 'Desktop Chrome',
-      use: { ...devices['Desktop Chrome'] },
+      name: "Desktop Chrome",
+      use: { ...devices["Desktop Chrome"] },
     },
   ],
   // Note: Metro is started by global-setup.ts on a dynamic port to allow parallel test runs