Organization — Adopt Domain Exceptions & Unified Error Handling

[Villarley]

Description

Apply domain exceptions across organization module.

What is expected

• Replace ad-hoc errors with Validation/NotFound/Conflict/... exceptions.
• Ensure controller → handler path returns the standard JSON.

What should be modified

• src/modules/organization/presentation/controllers/*
• src/modules/organization/* services/use-cases

Tests

• Negative flows assert correct codes and errorCode.

Acceptance criteria

• Only domain exceptions used; tests green.

[Sanaquia]

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