feat: add OpenAI OAuth, strict model overrides, and Gmail pull mode

src/models/retry.test.ts

@@ -4,10 +4,15 @@ import type { RetryConfig } from './retry.js';
 
 describe('isRetryable', () => {
   it('returns true for generic errors', () => {
-    const error = new Error('Connection timeout');
+    const error = new Error('Connection reset by peer');
     expect(isRetryable(error, DEFAULT_RETRY_CONFIG.nonRetryablePatterns)).toBe(true);
   });
 
+  it('returns false for timeout errors', () => {
+    const error = new Error('Request timed out after 20000ms');
+    expect(isRetryable(error, DEFAULT_RETRY_CONFIG.nonRetryablePatterns)).toBe(false);
+  });
+
   it('returns false for authentication errors', () => {
     const error = new Error('Invalid API key: authentication failed');
     expect(isRetryable(error, DEFAULT_RETRY_CONFIG.nonRetryablePatterns)).toBe(false);
@@ -75,8 +80,8 @@ describe('withRetry', () => {
 
   it('retries on transient failure then succeeds', async () => {
     const fn = vi.fn()
-      .mockRejectedValueOnce(new Error('timeout'))
-      .mockRejectedValueOnce(new Error('timeout'))
+      .mockRejectedValueOnce(new Error('temporary network issue'))
+      .mockRejectedValueOnce(new Error('temporary network issue'))
       .mockResolvedValueOnce('recovered');
 
     const result = await withRetry(fn, fastConfig, 'test-op');