NewProjectRouter creates a new router which is ready to accept commands.

An EnvironmentManager manages the opening, modification, and closing of connections to LaunchDarkly environments for a particular LaunchDarkly project.

ProjectRouter is responsible for accepting commands relating to the creation, destruction, or modification of environments and filters, and then forwarding them to a ProjectManager based on the environment/filter's project key.

AutoConfigActions represents all possible concrete actions that may occur based on autoconfig messages.