InitRegistry creates the (only) instance of the registry.

Auth handler - reject or forward proposals from clients.

Decoration handler - append or mutate the chaincode input passed to the chaincode.

Config configures the factory methods and plugins for the registry.

HandlerConfig defines configuration for a plugin or compiled handler.

HandlerLibrary is used to assert how to create the various handlers.

Registry defines an object that looks up handlers by name.

HandlerType defines custom handlers that can filter and mutate objects passing within the peer.

PluginMapping stores a map between chaincode id to plugin config.