Changes
PR #2260 by Felixkw12: feat: add Opper as an OpenAI-compatible provider
- Added Opper as an OpenAI-compatible provider, registered in the ProviderMap with the base URL
https://api.opper.ai/v3/compat. - Listed Opper in the OpenAI-Compatible Providers section of README.md and README.zh.md.
- Added a matching
TestCreateClienttest case.