Sorting LiteLLM GitHub issues by difficulty to implement. Higher = harder.

{Custom routing requires a configurable proxy extension point, request lifecycle integration, compatibility guarantees, and broad testing; the embedding fix is comparatively localized to provider model recognition and translation coverage.}
https://github.com/berriai/litellm/issues/25297 5:1 https://github.com/berriai/litellm/issues/29786