"""
Arrangement management - the producer mental model.
This module provides:
- ArrangementManager: Lifecycle management for arrangements
- ArrangementValidator: Structure and constraint validation
"""
from chuk_mcp_music.arrangement.manager import ArrangementManager, ArrangementMetadata
from chuk_mcp_music.arrangement.validator import (
ArrangementValidator,
ValidationIssue,
ValidationResult,
ValidationSeverity,
validate_arrangement,
)
__all__ = [
"ArrangementManager",
"ArrangementMetadata",
"ArrangementValidator",
"ValidationIssue",
"ValidationResult",
"ValidationSeverity",
"validate_arrangement",
]