fix: Await response generator in chat completions for proper streaming

Refactor: Streaming response handling and key management.

feat: Improve streaming robustness and key management

feat: Abort API retries on client disconnection

fix(client): centralize model parameter conversion

feat(embeddings): Make server-side batching optional

feat(embeddings): Implement request batching for performance

feat(embeddings): Allow string input and update Pydantic calls

feat(proxy): Add granular litellm exception handling

feat: Add support for embeddings endpoint

refactor: Reconstruct complete response from stream for logging

feat: Add CLI args, lazy loading, and enhance Gemini provider

feat: Add build workflow, proxy application, and update documentation for executable usage

feat: Implement request logging for API responses and enhance streaming response handling

feat: update proxy to use the new async context management

feat: Exclude PROXY_API_KEY from provider API key loading and enhance model retrieval options

feat(multi-provider): Implement dynamic API key loading and new endpoints

feat: Refactor project into reusable API key rotation library and proxy

feat: Implement robust API key rotation, retry, and logging

Inital commit