Added interactive help and manual UX

Property	Value
description	Added the interactive wizard plus the metadata-driven `help` and `man` surfaces.
version	1.0.0
type	Create
related	Help And Test Surface

• Added the bare mac-cli interactive wizard for action, space, and repo selection.
• Added the compact discovery flow through mac-cli help.
• Added the explicit detailed reference flow through mac-cli man.
• Added grouped manual coverage for space and auth subcommands.
• Kept the help/manual surface driven by shared metadata instead of separate disconnected docs text.