feat(state): Implement State Schema for SEED Architecture (Issue #3)

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- Add JSON schema at schemas/state.json with full validation rules
- Implement State, StateType, StateMetadata dataclasses in models/state.py
- Support immutable state objects with versioning and TTL
- Include serialization/deserialization (JSON and dict)
- Add next_version() for state history chaining
- Comprehensive test suite with 19 tests (100% pass)
- Full documentation at docs/state-schema.md

Features:
- UUID validation for all ID fields
- Optimistic locking via version numbers
- Flexible payload structure
- Metadata support (source, provenance, tags)
- Expiration checking via TTL
- Complete type hints

Closes Issue #3

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Allegro

2026-04-02 19:59:35 +00:00

parent 286eb0050f

commit bcf8c31270

8 changed files with 818 additions and 2 deletions

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