Build a decision map as an importable Minimap JSON file that surfaces tradeoffs, hidden costs, exit options, and legal exposure for a specific choice - without ever making the decision for the user. Use whenever they are weighing a purchase, signing a contract, committing time, taking a job, or making any meaningful choice where they'd benefit from seeing what's NOT on the price tag, and want it on the Minimap canvas rather than in chat. Trigger on "/minimap-decide", "decision map for X", "should I buy/sign/take/commit", "help me decide whether", "weighing X", or any framing where a specific choice is on the table. Distinct from /minimap-map - that structures a field of k…