Rails db:prepare command follows these steps:

1. It first attempts to run db:migrate to apply any pending migrations. This step ensures that the database schema is up to date with the latest changes defined in your migration files.
2. If the database does not exist, it falls back to db:setup to create the database, load the schema, and seed it with initial data. This step is crucial for setting up a new database or ensuring that an existing database is correctly initialized. In summary, rails db:prepare is a powerful command for ensuring your database is ready for use in your Rails application #rails