Add comprehensive RitualFin documentation to README

[Copilot]

The repository had a generic Lovable.dev template README that didn't explain what RitualFin is or its purpose.

Changes

• Project overview: Added description of ritual-based budgeting system for couples with 10-minute weekly commitment
• Core workflow documentation:
  • Ritual Day 1: Monthly budget setup with recurring bills and category limits
  • Weekly Ritual: OCR-based transaction extraction from credit card screenshots and OFX files
  • Continuous monitoring: Real-time planned vs actual tracking
• Feature catalog: Dashboard, budget management, transaction categorization, reports, CSV export
• Tech stack: React 18 + TypeScript, Vite, Supabase, shadcn/ui, Tailwind
• Setup guide: Installation steps with placeholder repository URL and detailed environment variable configuration
• Project structure: Component organization and page routing overview
• Security posture: Supabase auth, RLS, route protection

Before: Generic template with placeholder URLs
After: 174 lines of actionable documentation in Portuguese (target user language)

Original prompt

qual a boa do respositorio

Criado a partir do VS Code.

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