Update README with comprehensive VeiGest organization description

[Copilot]

This PR transforms the minimal placeholder README into a comprehensive organization description for VeiGest, addressing the requirement to properly describe the project and organization.

Changes Made

• Replaced placeholder content: Transformed the basic "# .github" and "Readme description." into a detailed, professional organization README
• Added bilingual support: Included both Portuguese and English descriptions to serve local academic community and international audiences
• Comprehensive project description: Added full details about VeiGest as a Vehicle Fleet Management Platform for Business
• Academic context: Properly identified the project as part of TESP (Curso Técnico Superior Profissional) at Instituto Politécnico de Leiria
• Professional formatting: Added visual elements including badges, emojis, and structured sections for better readability

Project Information Included

The README now properly describes:

• VeiGest as a comprehensive platform for business vehicle fleet management
• Academic origin from TESP course at Instituto Politécnico de Leiria
• Project objectives including fleet management, real-time monitoring, maintenance control, analytics, and cost management
• Institution details with proper links and context
• Professional presentation suitable for a GitHub organization

Result

The organization now has a proper README that clearly communicates the project's purpose, academic nature, and institutional affiliation, making it suitable for both academic evaluation and potential collaboration opportunities.

Before: 2 lines of placeholder text
After: 39 lines of comprehensive, bilingual project description

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