Added _api_assertions.sh fixtures for binarylane, genesiscloud, hyperstack, kamatera, latitude, ovh, scaleway, and upcloud to enable comprehensive mock test coverage. Updated _validate_body() in test/mock.sh to validate POST request bodies for all cloud providers, ensuring payload correctness. Fixed syntax error in gcore validation (!! to ;;).
Co-authored-by: Spawn Refactor Service <refactor@spawn.service>
Co-authored-by: Claude Haiku 4.5 <noreply@anthropic.com>