- Replace typing.Union with X | Y syntax (UP007)
- Import Sequence from collections.abc instead of typing (UP035)
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- Add SQLAlchemy models for wallet profiles, funding transfers, and relationships
- Add WalletRepository, FundingRepository, RelationshipRepository with async support
- Add DatabaseManager for connection and session management
- Add Alembic migration for initial schema
- Include comprehensive test suite with 21 tests using in-memory SQLite
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
