DependencyForServer looks up a dependency in the list of sub-phases of the given phase that references the specified server and returns a reference to it.

NewPhase returns a new phase using the specified phase as a template.

Resolve returns a new plan with specified phases after resolving phase dependencies and rendering phase IDs as absolute.

ResolveInline returns a new plan with phases from the specified root after resolving phase dependencies and rendering phase IDs as absolute.

Phase wraps an operation phase and adds builder-specific extensions.