log

log writes a lightweight request log entry and continues the chain.

server:
  http:
    middlewares:
      request_log:
        log:
          level: info
          message: incoming request
          headers: false

Field	Default	Description
level	info	One of debug, info, warn, or error.
message		Log message.
headers	false	Include request headers in the log entry.

For detailed request and response logging, use access_log.