Rebuild project as Vite CRM intelligence suite

[112-stack]

Summary

• replace the Python/Flask implementation with a Node/Express API broker and a Vite + React client
• design immersive CRM modules for data management, predictive strategy, risk command, AI advisory chat, and dual-file delta analysis
• refresh configuration, tooling, and documentation for the new local development workflow

Testing

• not run (not requested)

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Codex Task