# Functions
NewConfigContainer creates an empty Container.
NewDefaultConfig creates a DefaultConfig with the given Config.
NewDummyConfig creates a dummy config.
NewOptionOnce creates a new option once instance.
NewRichTypeConfig creates a RichTypeConfig with the given Config.
NewRichTypeDefaultConfig creates a RichTypeDefaultConfig with the given RichTypeConfig.
# Structs
OptionOnce is used to ensure an option is only set once.
# Interfaces
Config provides access to configurations.
Container manages multiple config sources with priorities.
DefaultConfig provides access to configurations.
RichTypeConfig provides typed get functions.
RichTypeDefaultConfig provides typed get functions with default value support.