Repository navigation

fix(api): jitter the failover backoff, and retry a 503 only with Retry-After #516

Job	Run time
API wheels (macos-latest, Python 3.14, highest)	15s
API (Python 3.13)	23s
API (Python 3.9)	30s
API wheels (macos-latest, Python 3.9, lowest-direct)	42s
API wheels (windows-latest, Python 3.9, lowest-direct)	1m 14s
API (Python 3.10)	26s
API wheels (macos-latest, Python 3.9, highest)	37s
API (Python 3.14)	20s
API wheels (windows-latest, Python 3.14, highest)	23s
API wheels (macos-latest, Python 3.14, lowest-direct)	18s
API wheels (windows-latest, Python 3.14, lowest-direct)	29s
API (Python 3.11)	21s
API wheels (windows-latest, Python 3.9, highest)	1m 10s
API (Python 3.12)	30s
	7m 38s