Iranian Supreme Leader Mojtaba Khamenei's decision to formalize six senior military and security postings within 48 hours is less a personnel story than the closing chapter of a five-month improvisation. Read together, the appointments announced on August 10 show a new supreme leader moving to convert an emergency wartime chain of command, cobbled together after Israeli and US strikes killed much of Iran's senior military leadership, into a permanent structure built around his own circle of trust. Rebuilding From The Top Down, Twice The scale of…