A studies pass, a true-monorepo correction, and the seed of a Context Vigilance kit

One day across ai-labs: a third study repo lands, the investment-memo orchestrator stops pretending to be a sibling and folds into memopop-ai where it has always belonged, memopop gains a /find-team Firecrawl command, and a new context-vigilance-kit submodule starts collating context-v/ files across the whole tree.