Adding LendTrain Mortgage Refinance to the Business & Marketing section. LendTrain is an AI-native mortgage refinance plugin for Claude Code that provides real-time institutional pricing, state-specific closing costs, FHA Streamline/VA IRRRL detection, weighted recommendation scoring, and regulatory compliance. No API key required. Includes SKILL.md following the contribution guidelines. GitHub: https://github.com/lendtrain/mortgage | Website: https://www.lendtrain.com