Behavioral Annotations: Why readonly and destructive guide LLM Planning

In our previous article, we discussed how Schemas act as the "Postman" of the apcore ecosystem—ensuring that data is delivered in the correct format. But knowing how to deliver a message isn't enough for an autonomous Agent. The Agent also needs to know the Impact of the delivery. Imagine an Agent tasked with "fixing a data inconsistency." It finds two modules: common.user.sync and executor.user.reset . Without behavioral context, the Agent might pick the reset module because it sounds more "tho