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Add comprehensive technical documentation for complementary-service microservice#2

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Add comprehensive technical documentation for complementary-service microservice#2
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copilot/document-reverse-engineering

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Copilot AI commented Jan 20, 2026

Professional documentation suite generated through codebase reverse engineering. Provides architectural overview, API contracts, and operational guides for the complementary services microservice (Transport/Catering/Merchandising orchestration).

Documentation Structure

README.md

  • Business context: async service orchestration via RabbitMQ with real-time SignalR notifications
  • Stack: .NET 8, PostgreSQL, RabbitMQ, SignalR, Hexagonal Architecture + DDD
  • Quick start: docker-compose up -dhttp://localhost:5050/swagger

docs/architecture.md

  • Data flow: Request → Controller → AppService → Domain Entity → Repository → MediatR → RabbitMQ Publisher → External Provider → Consumer → SignalR Hub
  • Dependencies: PostgreSQL (persistence), RabbitMQ (3 topic queues), SignalR Hub (/hubs/service-notifications), Keycloak (JWT)
  • Domain model: ComplementaryService aggregate with ServiceType/ServiceStatus value objects, state machine (Requested → Pending → Confirmed/Rejected/Cancelled)
  • Technical debt section: 6 issues identified
    • In-memory reservation repository (non-production)
    • GetMetricsAsync() loads full dataset (O(n) aggregation)
    • X-User-Id auth bypass without environment guard
    • Missing RabbitMQ retry policy
    • Generic exception swallowing
    • No Dead Letter Queue

docs/api.md

  • 6 REST endpoints with JSON examples
  • SignalR Hub integration (ReceiveServiceUpdate events)
  • Complete usage scenarios with curl commands

Example request flow:

# Create service request
POST /api/v1/ComplementaryServices/request
{
  "reservationId": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
  "serviceType": "Transport",
  "details": "15 passengers, Hotel Plaza → Convention Center, 17:30"
}

# Response: 202 Accepted with serviceId
# SignalR notification received when provider confirms/rejects

docs/setup.md

  • 25+ environment variables documented (PostgreSQL, RabbitMQ, Keycloak, CORS)
  • Docker multi-stage build explanation
  • 15 utility scripts from docker_scripts.sh (build, migrate, backup, health, etc.)
  • Local development without Docker
  • Troubleshooting guide

Statistics

  • 1,697 lines of documentation
  • 4 files modified/created
  • Spanish language (per requirement)
Original prompt

Actúa como un Lead Technical Writer y Arquitecto de Software. Estoy haciendo ingeniería inversa a un microservicio desconocido y necesito documentarlo profesionalmente.

Basado en el código que te proporcionaré, genera el contenido para los siguientes 4 archivos. Por favor, separa claramente la respuesta para cada archivo:

1. README.md (La portada)

Debe ser breve y contener:

  • Título y Descripción: ¿Qué problema de negocio resuelve este servicio?
  • Tabla de Contenidos: Enlaces a los documentos de la carpeta docs/.
  • Stack: Tecnologías principales.
  • Quick Start: Comando rápido para levantar el servicio (ej. npm start o docker-compose up).

2. docs/architecture.md (Cómo funciona por dentro)

  • Flujo de Datos: Explica narrativamente cómo entra una petición y qué capas atraviesa (Controller -> Service -> Repository).
  • Dependencias Externas: ¿A qué otros microservicios, bases de datos o APIs de terceros llama? (Deducido de los imports o variables de entorno).
  • Modelo de Datos: Breve descripción de las entidades principales detectadas.

3. docs/api.md (Contrato de interfaz)

  • Endpoints: Lista los endpoints detectados.
  • Ejemplos: Para el endpoint más complejo, genera un ejemplo de JSON de Request y Response (basado en la validación de tipos o modelos que veas).

4. docs/setup.md (Guía detallada de configuración)

  • Variables de Entorno: Tabla completa de variables requeridas y para qué sirven.
  • Docker: Si hay Dockerfile, explica cómo construir la imagen.
  • Scripts: Explica qué hacen los scripts encontrados en package.json o Makefile.

IMPORTANTE: Si ves algo en el código que parece un "hack", código muerto o una vulnerabilidad potencial, añade una sección de "Deuda Técnica Detectada" al final de architecture.md.


💡 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.

Co-authored-by: Jrgil20 <131034722+Jrgil20@users.noreply.github.com>
Copilot AI changed the title [WIP] Document reverse engineering of unknown microservice Add comprehensive technical documentation for complementary-service microservice Jan 20, 2026
Copilot AI requested a review from Jrgil20 January 20, 2026 02:50
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