POST "https://api.anthropic.com/v1/messages": 429 Too Many Requests {"type":"error","error":{"type":"rate_limit_error","message":"This request would exceed your account's rate limit. Please try again later."},"request_id":"req_011CWHXwicF3qc7ZLXsc9qGP"}

vitest.config.mts

@@ -1,11 +1,6 @@
 import { defineConfig } from 'vitest/config';
 import react from '@vitejs/plugin-react';
 import path from 'path';
-import os from 'os';
-
-// Calculate optimal worker count based on CPU cores
-const cpuCount = os.cpus().length;
-const maxForks = Math.max(2, Math.min(cpuCount - 1, 4)); // 2-4 forks
 
 export default defineConfig({
   plugins: [react()],
@@ -15,31 +10,11 @@ export default defineConfig({
     setupFiles: ['./src/__tests__/setup.ts'],
     include: ['src/**/*.{test,spec}.{ts,tsx}'],
     exclude: ['node_modules', 'dist', 'release', 'src/__tests__/integration/**'],
-
-    // Parallelization settings for faster test execution
-    // Use forks instead of threads for better jsdom isolation
-    pool: 'forks',
-    poolOptions: {
-      forks: {
-        minForks: 2,
-        maxForks,
-        // Don't isolate to speed up test file execution
-        isolate: false,
-      },
-    },
-
-    // Sequence tests within files for faster execution
-    sequence: {
-      shuffle: false,
-    },
-
-    // Test timeout and retry settings
-    testTimeout: 10000, // 10s timeout per test
-    hookTimeout: 10000, // 10s timeout for beforeAll/afterAll hooks
-
-    // Reporter for cleaner output
-    reporters: ['dot'],
-
+    testTimeout: 10000,
+    hookTimeout: 10000,
+    teardownTimeout: 5000,
+    // Force exit after tests complete to avoid hanging on unresolved promises
+    forceExit: true,
     coverage: {
       provider: 'v8',
       reporter: ['text', 'text-summary', 'json', 'html'],