/new-service

Create a new service following the CQRS (Command Query Responsibility Segregation) pattern.

# Create New CQRS Service

Create a new service following the CQRS (Command Query Responsibility Segregation) pattern.

## Parameters

- **name**: The service name (e.g., "event", "user", "notification")
- **entity**: The entity type managed by this service

## Instructions

1. Define service interface at `src/shared/services/{name}.service.d.ts`
2. Implement service at `src/main/services/{name}.service.ts`
3. Write tests at `src/main/services/__tests__/{name}.service.test.ts`
4. Follow CQRS pattern strictly:
   - Queries return `Observable<T>`
   - Commands return `ResultAs...