Description

Add workspace-level compatibility tests that validate contract version evolution and migration assumptions.

Requirements and context

• Must be secure, tested, and documented
• Should be efficient and easy to review
• Cover version changes across core contract crates

Suggested execution

• Fork the repo and create a branch
• git checkout -b test/workspace-version-matrix-compatibility
• Implement changes
• Write contract: Cargo.toml, integration_tests/tests/multi_contract_integration.rs
• Write comprehensive tests: integration_tests/tests/multi_contract_integration.rs
• Add documentation: VERSION_COMPATIBILITY.md
• Include NatSpec-style comments
• Validate security assumptions

Test and commit

• Run tests: cargo test -p integration_tests
• Cover edge cases
• Include test output and security notes

Example commit message

test: add workspace contract version migration compatibility matrix

Guidelines

• Minimum 95 percent test coverage
• Clear documentation
• Timeframe: 96 hours