fix: suppress Claude 502 provider errors from chat output

2026-03-26 10:11:24 +09:00
parent bba19b0c0f
commit a330ebdf2a
7 changed files with 239 additions and 2 deletions
--- a/src/provider-fallback.test.ts
+++ b/src/provider-fallback.test.ts
@@ -135,6 +135,17 @@ describe('provider fallback usage recovery', () => {
    });
  });

+  it('treats Cloudflare 502 HTML as an overloaded fallback trigger', () => {
+    expect(
+      detectFallbackTrigger(
+        'API Error: 502 <html><head><title>502 Bad Gateway</title></head><body><center><h1>502 Bad Gateway</h1></center><hr><center>cloudflare</center></body></html>',
+      ),
+    ).toEqual({
+      shouldFallback: true,
+      reason: 'overloaded',
+    });
+  });
+
  it('treats Claude org access denied banners as an org-access-denied fallback trigger', () => {
    expect(
      detectFallbackTrigger(