# MIGRATION GUIDES

**Purpose**: Step-by-step migration guides for refactoring.

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## Migration Guides

### Phase 0: Credit System Migration
- [ ] Remove plan limit fields
- [ ] Update Plan model
- [ ] Update CreditService
- [ ] Update AI Engine
- [ ] Update frontend

### Phase 1: Service Layer Migration
- [ ] Create domain folders
- [ ] Move models
- [ ] Create services
- [ ] Update ViewSets
- [ ] Update imports

### Phase 2: Content Model Extensions
- [ ] Add source field
- [ ] Add sync_status field
- [ ] Add external_id fields
- [ ] Create migrations
- [ ] Update serializers

### Phase 3: New Module Integration
- [ ] Automation module
- [ ] Linker module
- [ ] Optimizer module
- [ ] Site Builder module
- [ ] Integration module

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## Migration Checklist

For each migration:
- [ ] Create migration files
- [ ] Test migrations
- [ ] Update code references
- [ ] Update tests
- [ ] Update documentation
- [ ] Deploy incrementally

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**Last Updated**: 2025-01-XX