task-dag-planner

To plan a database migration sequence with API contract changes, you decompose the work into a dependency-aware task DAG. This enforces correct Expand→code→Contract ordering and feature-flag lifecycle sequencing, preventing downstream work from starting until verification artifacts exist.

A dependency-aware task DAG for complex code changes is an explicit task graph that breaks work into independently reviewable nodes with built-in verification gates and rollback planning. It ensures acyclic dependency structures via topological validation.

You add verification gates and rollback procedures to a deployment plan by treating them as first-class nodes within the task DAG. This ensures evidence-producing gates and tested rollback procedures are explicitly defined parts of the graph, not an afterthought.

You need topological validation for multi-step software migrations when your changes require strict sequencing across database migrations, API contract updates, and cross-team coordination. It ensures an acyclic dependency structure, preventing downstream work from starting prematurely.

Yes, you can sequence feature flag lifecycles and database migrations in a single plan. The DAG enforces correct feature-flag lifecycle ordering (create → implement → rollout → cleanup) and Expand → code → Contract migration sequencing to ensure safe rollouts.