0.13.1
🔀 Update ERNIEBotChatCompletion message handling (#95) * 🔀 Update ERNIEBotChatCompletion message handling - Refactor the `ChatHistoryToMessages` method to handle cases where the `chatHistory` contains only one message. - Update the return type of the `ChatHistoryToMessages` method to include the `system` parameter. - Improve code readability and remove unnecessary code. * 🔧 Update version to 0.13.1