upgrade-executor

Multi-repo deployments require provider-first sequential execution and contract validation at each step to prevent breaking changes. This ensures API updates, schema migrations, and cross-repo refactors remain synchronized and stable across the ecosystem.

Cross-repo schema migrations are orchestrated by applying changes sequentially in a predefined order and validating type contract compatibility at every step. This prevents breaking dependencies by verifying compatibility before proceeding.

Multi-repo rollback is executed automatically when critical validation steps fail during deployment. This robust rollback planning reverts changes to ensure ecosystem stability and recover system functionality without manual intervention.

Provider-first ordering in CI/CD workflows applies changes to upstream repositories before downstream consumers. This sequential orchestration ensures that backend API updates are fully validated before corresponding frontend applications are modified.

Contract validation checkpoints are needed during multi-repo refactoring when updating shared APIs or schemas. They verify type compatibility at each sequential step, preventing breaking changes from cascading across dependent repositories.

Pre-defined deployment plans are required to orchestrate complex multi-repo workflows safely. They establish the sequential execution order, validation checkpoints, and rollback strategies necessary to manage API updates and schema migrations without ecosystem instability.