Use when creating or refactoring a Rails engine — must keep a narrow purpose and small public API, verify that a dummy app exists under spec/dummy or test/dummy, define the host-app contract specifying what the host must provide and what the engine exposes, create the minimal engine structure verifying that bundle exec rake inside the engine passes, and write minimum integration coverage through the dummy app. Covers namespace isolation, file structure, engine scaffolding, mountable engine setup, and Rails plugin scaffolding.
How to install create-engine?
igmarin/rails-agent-skills/create-engine
$npx -y skills add igmarin/rails-agent-skills --skill create-engineInstalls into the current project.
›Prefer a prompt? Paste this to your agent
Run `npx skills use "https://github.com/igmarin/rails-agent-skills" --skill "igmarin/rails-agent-skills/create-engine"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/igmarin/rails-agent-skills" that are relevant to the current task. Run `npx skills add "https://github.com/igmarin/rails-agent-skills"` and select the relevant skills, then follow their instructions.
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