Add /api/Capabilities endpoint for API discovery

[Copilot]

Addresses "oq vc consegue fazer" (what can you do) by adding an unauthenticated endpoint that returns API capabilities.

Changes

• Added CapabilitiesController with GET /api/Capabilities endpoint
  • Returns API metadata (name, version, description)
  • Lists all available endpoints with HTTP methods and auth requirements
  • Documents features (user management, JWT auth, game catalog, user library)
  • Includes technical stack information

Example Response

{
  "Name": "FIAP Cloud Games API",
  "Version": "1.0.0",
  "Features": ["User Management", "JWT Auth", "Game Catalog", "User Library"],
  "Endpoints": {
    "Auth": { "Login": "POST /api/Auth/login" },
    "Users": { "Create": "POST /api/Users", ... },
    "Games": { "GetAll": "GET /api/Games (auth required)", ... }
  },
  "TechnicalStack": [".NET 8", "C# 12", "EF Core", "JWT", "Swagger"]
}

Public endpoint for API discovery - no authentication required.

Original prompt

oq vc consegue fazer

---

💡 You can make Copilot smarter by setting up custom instructions, customizing its development environment and configuring Model Context Protocol (MCP) servers. Learn more Copilot coding agent tips in the docs.