test: add comprehensive test suite (1,357 tests total)
Phase 1 - Test Writing (8 parallel agents):
- synord: Added 133 unit tests for node, config, services
- synor-rpc: Expanded to 207 tests for API endpoints
- synor-bridge: Added 144 tests for transfer lifecycle
- synor-zk: Added 279 tests for circuits, proofs, state
- synor-mining: Added 147 tests for kHeavyHash, miner
- synor-types: Added 146 tests for hash, amount, address
- cross-crate: Created 75 integration tests
- byzantine: Created 40+ fault scenario tests
Key additions:
- tests/cross_crate_integration.rs (new)
- apps/synord/tests/byzantine_fault_tests.rs (new)
- crates/synor-storage/src/cf.rs (new)
- src/lib.rs for workspace integration tests
Fixes during testing:
- synor-compute: Added Default impl for GpuVariant
- synor-bridge: Fixed replay protection in process_lock_event
- synor-storage: Added cf module and database exports
All 1,357 tests pass with 0 failures.
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