.spacelift/config.ymlYAML file at the root of your repository. A single file is used to define settings for all stacks associated with its host Git repository, so the file structure looks like this:
versionwhich in practice is currently ignored but may be useful in the future,
stackscontaining a mapping of immutable stack id to the stack configuration block and
stack_defaults, containing the defaults common to all stacks using this source code repository. Note that corresponding stack-specific settings will override any stack defaults.