- Integrated Claude API compatibility in handlers, translators, and server routes.
- Introduced `/messages` endpoint and upgraded `AuthMiddleware` for `X-Api-Key` header.
- Improved streaming response handling with `ConvertCliToClaude` for SSE compatibility.
- Enhanced request processing and tool-response mapping in translators.
- Updated README to reflect Claude integration and clarify supported features.
- Added localhost-only access restriction to `CLIHandler` for security.
- Updated README to reflect Gemini-compatible API and local access limitation notes.
- Introduced `FixCLIToolResponse` in `translator` to group function calls with corresponding responses.
- Updated Gemini handlers to integrate new function for improved response handling.
- Enhanced error handling in case response mapping fails.
- Introduced a new Gemini-compatible API with routes under `/v1beta`.
- Added `GeminiHandler` to manage `generateContent` and `streamGenerateContent` actions.
- Enhanced `AuthMiddleware` to support `X-Goog-Api-Key` header.
- Improved client metadata handling and added conditional project ID updates in API calls.
- Updated logging to debug raw API request payloads for better traceability.
- Refactored response handling to process multiple content parts effectively.
- Improved `tool_calls` structure with unique ID generation and enhanced mapping logic.
- Simplified `SystemInstruction` and tool message parsing in requests for better accuracy.
- Enhanced handling of function calls and tool responses with improved data integration.
- Centralized `getClient` logic into a dedicated function to reduce redundancy.
- Moved proxy initialization to a new utility function `SetProxy` in `internal/util/proxy.go`.
- Replaced `Internal` handler with `CLIHandler` in `server.go` for improved clarity and consistency.
- Removed unused functions and redundant HTTP client setup across the codebase for better maintainability.
- Introduced `SystemInstruction` field in `PrepareRequest` and `GenerateContentRequest` for better message parsing.
- Updated `SendMessage` and `SendMessageStream` to handle system instructions in client API calls.
- Enhanced error handling and manual flushing logic in response flows.
- Added new internal API endpoints `/v1internal:generateContent` and `/v1internal:streamGenerateContent`.
- Improved proxy handling and transport logic in HTTP client initialization.
- Added `GlAPIKey` support in configuration to enable Generative Language API.
- Integrated `GenerativeLanguageAPIKey` handling in client and API handlers.
- Updated response translators to manage generative language responses properly.
- Enhanced HTTP client initialization logic with proxy support for API requests.
- Refactored streaming and non-streaming flows to account for generative language-specific logic.
- Introduced `QuotaExceeded` settings in configuration to handle quota limits more effectively.
- Added preview model switching logic to `Client` to automatically use fallback models on quota exhaustion.
- Refactored `APIHandlers` to leverage new configuration structure.
- Simplified server initialization and removed redundant `ServerConfig` structure.
- Streamlined client initialization by unifying configuration handling throughout the project.
- Improved error handling and response mechanisms in both streaming and non-streaming flows.
- Replaced channel-based handling in `SendMessage` flow with direct synchronous execution.
- Introduced `hasFirstResponse` flag to manage keep-alive signals in streaming handler.
- Simplified error handling and removed redundant code for enhanced readability and maintainability.
- Replaced `SendMessageStream` with synchronous `SendMessage` in API handlers for better manageability.
- Simplified `ConvertCliToOpenAINonStream` to reduce complexity and improve efficiency.
- Adjusted `client.go` functions to handle both streaming and non-streaming API requests more effectively.
- Improved error handling and channel communication in API handlers.
- Removed redundant and unused code for cleaner implementation.
- Consolidated `TokenStorage` struct into `internal/auth/models.go` for better organization.
- Updated `Client` to use `TokenStorage` for managing email and project ID.
- Simplified `SetupUser` method to ensure proper token and project assignment.
- Refactored API handlers to leverage new `GetEmail` and `GetProjectID` methods in `Client`.
- Cleanup: Removed unused structures and redundant code from `client.go` and `auth.go`.
- Adjusted CLI flow in `login.go` and `run.go` for streamlined user onboarding.
- Enhanced the `Client` initialization to include `TokenStorage` and configuration parameters.
- Replaced `SaveTokenToFile` with a `Client` method for better encapsulation.
- Improved onboarding flow with project ID verification and API enablement checks.
- Refactored token saving logic to ensure proper handling of directory creation and JSON encoding.
- Removed unused file-related code in `auth.go` for improved maintainability.
- Moved login and service management logic to `internal/cmd` package (`login.go` and `run.go`).
- Introduced `DoLogin` and `StartService` functions for modularity.
- Enhanced error handling by using structured `ErrorMessage` in `Client`.
- Improved token file saving process and added project-specific token identification.
- Updated API handlers to handle more detailed error responses, including status codes.
- Updated `GetAuthenticatedClient` to handle proxy configuration via `proxy-url`.
- Extended `Config` to include `proxy-url` property.
- Adjusted error handling and removed unused JSON error response logic for API handlers.
- Updated documentation and configuration examples to reflect new proxy settings.
