stawky 9a5db46cf7 feat(providers): model failover chain + API key rotation ... - Add model_fallbacks and api_keys to ReliabilityConfig - Implement per-model fallback chain in ReliableProvider - Add API key rotation on auth failures (401/403) - Add retry-after header parsing and exponential backoff - Integrate failover into chat_with_system and chat_with_history - 20 unit tests covering failover, rotation, and retry logic		2026-02-16 21:59:35 +08:00
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mod.rs	test: deepen and complete project-wide test coverage (#297)	2026-02-16 05:58:24 -05:00
schema.rs	feat(providers): model failover chain + API key rotation	2026-02-16 21:59:35 +08:00