Feature request: prefix every log message with a static string

Feature request: prefix every log message with a static string: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). I'm using pino across a few subsystems of my app (HTTP layer, a background worker, a proxy module) and I want every log line coming out of a given logger…

The task

I'm using pino across a few subsystems of my app (HTTP layer, a background worker, a proxy module) and I want every log line coming out of a given logger to be visually tagged with the subsystem it came from, e.g.

Part of FineEnvs/MiMo-V2.6-RL-harbor-code.