name: service-logic
description: >
Implements business logic in the service layer while enforcing
separation of concerns and coding standards defined in agents.md.

Skill: Service Logic

Purpose

Implement business rules in the service layer only.

When to Use

• Adding or modifying business logic
• Coordinating multiple operations

Inputs

• Business requirements
• Validated input data

Outputs

• Service-layer implementation
• Business rule enforcement

Governing Rules

Service logic must comply with Architecture and Coding Standards
in agents.md.

Procedure

1. Identify business responsibility
2. Implement logic in small, readable methods
3. Avoid framework-specific code in logic
4. Prepare logic for testing

Failure Handling

• Fail on unclear business rules
• Surface domain errors explicitly