Added repo lifecycle and release flows

Property	Value
description	Added the repo working-state, merge, tag, release, clone, and rename flows for MAC CLI.
version	1.0.0
type	Create
related	Repo Flows, Release

• Added working-state flows for add, commit, save, pull, push, and sync.
• Added merge, tag, and GitHub release flows with the current branch-policy model.
• Added clone and rename as repo-directory management flows inside the selected space.
• Kept missing text inputs for commit/save/tag/release in terminal prompts instead of failing immediately.
• Kept version selection interactive for tag and release.
• Kept merge non-editor by default when a merge commit is created.