feat: restore and add various providers to modelCache endpoint for background refresh#4793

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mcowger wants to merge 3 commits intoKilo-Org:mainfrom

mcowger:mcowger/modelCacheFixes

Commits on Jan 5, 2026

feat: restore and add various providers to modelCache endpoint for background refresh
mcowger
committed
Add a few more, and adjust api.ts to allow for it.
mcowger
committed
fix: ensure apiKey and baseUrl are provided as non-null for LiteLLM models
mcowger
committed