Enhanced Logging for Chat API

pages/api/chat.ts: Imported the console module to enable logging. Added console.log statements to log incoming requests and their responses, enhancing the ability to debug and monitor the flow of data.
README.md: Introduced a new 'Logging' section below the 'API usage' section, detailing the logging feature's purpose and its importance in debugging and monitoring API usage.
pages/api/chat.ts: Added descriptive comments throughout the file, explaining the purpose and functionality of major code blocks, including request processing, response generation, and logging. This improves code readability and maintainability.
README.md: Expanded the 'Logging' section to include best practices for utilizing logs for testing and debugging. Provided examples of interpreting common log entries and recommended tools and methods for log analysis, aiding in effective debugging and testing.

monilpat / nextjs_chatgpt