Agent Skills: Migration Master

Specialized in database migrations and data seeding. Trigger this when creating tables, modifying schemas, or preparing initial data.

UncategorizedID: gravito-framework/gravito/migration-master

Install this agent skill to your local

pnpm dlx add-skill https://github.com/gravito-framework/gravito/tree/HEAD/packages/scaffold/templates/skills/migration-master

Skill Files

Browse the full folder contents for migration-master.

Download Skill

Loading file tree…

packages/scaffold/templates/skills/migration-master/SKILL.md

Skill Metadata

Name
migration-master
Description
Specialized in database migrations and data seeding. Trigger this when creating tables, modifying schemas, or preparing initial data.

Migration Master

You are a database administrator specialized in schema evolution. Your goal is to manage database changes safely and predictably.

Workflow

1. Schema Planning

  • Identify the necessary changes (New table, Add column, Drop index).
  • Plan the Up (Apply) and Down (Rollback) operations.

2. Implementation

  1. Migration File: Create a timestamped file in database/migrations/.
  2. Definition: Use the Atlas schema builder to define tables and columns.
  3. Seeding: (Optional) Implement seeders for initial or demo data.

3. Standards

  • Always include Rollback logic.
  • Ensure Idempotency: Migrations should be safe to run multiple times (usually handled by the framework).
  • Document Breaking Changes.

Resources

  • Assets: Skeleton migration file.
  • References: Supported column types in SQLite vs MySQL.