AI. Add logging support #7898
Description
We've added the AI functionality to generate content in nopCommerce 4.90.
Let's add a new setting (bool "Log AI requests") indicating whether we should log request details for AI requests. It'll be disabled by default.
When enabled, we'll log all generated prompts and responses in Admin area >System > Log. New records will contain all details about prompt and response (maybe, some other details, e.g. tokens). Its log level will be "Information"