### CHANGES
- Define `ImageGenerationResponseType` constant for response handling
- Define `ImageGenerationToolType` constant for tool type usage
- Update `addImageGenerationTool` to use defined constants
- Refactor `extractAndSaveImages` to use response type constant
## CHANGES
- Add web search tool for Anthropic and OpenAI models
- Add search location parameter for web search results
- Add image file output option with format support
- Update zsh completion with new search and image flags
- Update bash completion with new option handling logic
- Update fish completion with search and image descriptions
- Support PNG, JPG, JPEG, GIF, BMP image formats
## CHANGES
- Add `--image-file` flag for saving generated images
- Implement image generation tool integration with OpenAI
- Support image editing with attachment input files
- Add comprehensive test coverage for image features
- Update documentation with image generation examples
- Fix HTML formatting issues in README
- Improve PowerShell code block indentation
- Clean up help text formatting and spacing
## CHANGES
- Enable web search tool for OpenAI models
- Add location parameter support for search results
- Extract and format citations from search responses
- Implement citation deduplication to avoid duplicates
- Add comprehensive test coverage for search functionality
- Update CLI flag description to include OpenAI
- Format citations as markdown links with sources
### CHANGES
- Add `sourcesHeader` constant for citation section title.
- Use `strings.Builder` to construct result efficiently.
- Append sources header and citations in result builder.
- Update `ret` to use constructed string from builder.
## CHANGES
- Add --search flag to enable web search
- Add --search-location for timezone-based results
- Pass search options through ChatOptions struct
- Implement web search tool in Anthropic client
- Format search citations with sources section
- Add comprehensive tests for search functionality
- Remove plugin-level web search configuration
### CHANGES
- Add `review_code`, `extract_alpha`, and `extract_mcp_servers` patterns.
- Refactor the pattern extraction script for improved clarity.
- Add docstrings and specific error handling to script.
- Improve formatting in the pattern management README.
- Fix typo in the `analyze_bill_short` pattern description.
### CHANGES
- Enhance user message conversion to support multi-content.
- Add capability to process image URLs in messages.
- Build multi-part messages with both text and images.
## CHANGES
- Extract shared message conversion to convertMessageCommon
- Reuse logic between chat and response APIs
- Maintain existing text-only behavior for chat
- Support multi-content messages in response API
- Reduce code duplication across converters
- Preserve backward compatibility for both APIs
## CHANGES
* Add chat completions API fallback for non-Responses API providers
* Implement `sendChatCompletions` and `sendStreamChatCompletions` methods
* Introduce `buildChatCompletionParams` to construct API request parameters
* Add `ImplementsResponses` flag to track provider API capabilities
* Update provider configurations with Responses API support status
* Enhance `Send` and `SendStream` methods to use appropriate API endpoints
- Replace chat completions with responses API
- Update message conversion to new format
- Refactor streaming to handle event types
- Remove frequency and presence penalty params
- Replace seed parameter with max tokens
- Update test cases for new API
- Add response text extraction method
### CHANGES
- Introduce local `chat` package for message abstraction
- Replace sashabaranov/go-openai with official openai-go SDK
- Update OpenAI, Azure, and Exolab plugins for new client
- Refactor all AI providers to use internal chat types
- Decouple codebase from third-party AI provider structs
- Replace deprecated `ioutil` functions with `os` equivalents
### CHANGES
* Check if a release exists before attempting creation.
* Suppress error output from `gh release view` command.
* Add an informative log when release already exists.
