docs/
└── tutorials/
└── ruby-on-rails/
├── index.mdx
├── 01-introduction/
│ ├── what-is-rails.mdx
│ ├── why-use-rails.mdx
│ ├── rails-vs-other-frameworks.mdx
│ ├── convention-over-configuration.mdx
│ ├── mvc-architecture.mdx
│ └── rails-application-lifecycle.mdx
├── 02-setup-and-installation/
│ ├── ruby-prerequisites.mdx
│ ├── install-ruby.mdx
│ ├── install-rails.mdx
│ ├── install-database.mdx
│ ├── setup-development-environment.mdx
│ ├── rails-command-line.mdx
│ └── create-first-rails-app.mdx
├── 03-rails-project-structure/
│ ├── project-directory-overview.mdx
│ ├── app-directory.mdx
│ ├── config-directory.mdx
│ ├── db-directory.mdx
│ ├── lib-and-public-directories.mdx
│ ├── environment-configuration.mdx
│ └── application-boot-process.mdx
├── 04-routing-and-controllers/
│ ├── routing-fundamentals.mdx
│ ├── routes-file.mdx
│ ├── resourceful-routing.mdx
│ ├── nested-resources.mdx
│ ├── controller-fundamentals.mdx
│ ├── actions-and-responses.mdx
│ ├── strong-parameters.mdx
│ ├── redirects-and-rendering.mdx
│ └── error-pages-and-status-codes.mdx
├── 05-views-and-templates/
│ ├── view-fundamentals.mdx
│ ├── erb-templates.mdx
│ ├── layouts-and-yield.mdx
│ ├── partials.mdx
│ ├── view-helpers.mdx
│ ├── forms-and-form-helpers.mdx
│ ├── form-validation-errors.mdx
│ └── html-escaping-and-safe-output.mdx
├── 06-active-record-and-databases/
│ ├── active-record-introduction.mdx
│ ├── database-configuration.mdx
│ ├── models-and-conventions.mdx
│ ├── migrations.mdx
│ ├── schema-and-structure.mdx
│ ├── crud-operations.mdx
│ ├── querying-records.mdx
│ ├── scopes-and-query-composition.mdx
│ ├── validations.mdx
│ ├── callbacks.mdx
│ ├── transactions.mdx
│ └── database-indexes.mdx
├── 07-associations-and-data-modeling/
│ ├── belongs-to.mdx
│ ├── has-one.mdx
│ ├── has-many.mdx
│ ├── many-to-many-associations.mdx
│ ├── polymorphic-associations.mdx
│ ├── association-options.mdx
│ ├── dependent-records.mdx
│ └── database-constraints.mdx
├── 08-frontend-and-interactivity/
│ ├── asset-pipeline-overview.mdx
│ ├── css-and-javascript-setup.mdx
│ ├── import-maps.mdx
│ ├── hotwire-overview.mdx
│ ├── turbo-drive.mdx
│ ├── turbo-frames.mdx
│ ├── turbo-streams.mdx
│ ├── stimulus-controllers.mdx
│ └── responsive-ui-patterns.mdx
├── 09-authentication-and-authorization/
│ ├── authentication-vs-authorization.mdx
│ ├── password-storage.mdx
│ ├── login-and-logout.mdx
│ ├── session-management.mdx
│ ├── cookie-security.mdx
│ ├── authorization-policies.mdx
│ ├── role-based-access-control.mdx
│ ├── password-reset-flows.mdx
│ └── authentication-testing.mdx
├── 10-rest-api-development/
│ ├── rails-api-overview.mdx
│ ├── api-only-applications.mdx
│ ├── restful-design.mdx
│ ├── json-responses.mdx
│ ├── request-validation.mdx
│ ├── serializers-and-representations.mdx
│ ├── pagination-filtering-and-sorting.mdx
│ ├── api-versioning.mdx
│ ├── token-authentication.mdx
│ ├── rate-limiting.mdx
│ └── api-error-handling.mdx
├── 11-background-jobs-and-email/
│ ├── background-processing-overview.mdx
│ ├── active-job.mdx
│ ├── queue-adapters.mdx
│ ├── retries-and-failure-handling.mdx
│ ├── scheduled-jobs.mdx
│ ├── action-mailer.mdx
│ ├── email-previews-and-delivery.mdx
│ └── asynchronous-workflows.mdx
├── 12-file-uploads-and-storage/
│ ├── active-storage-introduction.mdx
│ ├── upload-files.mdx
│ ├── image-variants.mdx
│ ├── cloud-storage-configuration.mdx
│ ├── direct-uploads.mdx
│ └── file-validation-and-security.mdx
├── 13-testing-and-quality/
│ ├── testing-strategy.mdx
│ ├── rails-test-structure.mdx
│ ├── model-tests.mdx
│ ├── controller-and-request-tests.mdx
│ ├── integration-tests.mdx
│ ├── system-tests.mdx
│ ├── fixtures-and-factories.mdx
│ ├── mocking-and-test-doubles.mdx
│ ├── test-coverage.mdx
│ └── linting-and-code-quality.mdx
├── 14-security/
│ ├── security-fundamentals.mdx
│ ├── csrf-protection.mdx
│ ├── sql-injection-prevention.mdx
│ ├── cross-site-scripting.mdx
│ ├── secure-parameters.mdx
│ ├── secrets-and-credentials.mdx
│ ├── dependency-security.mdx
│ ├── authorization-boundaries.mdx
│ └── security-audit-checklist.mdx
├── 15-performance-and-scalability/
│ ├── n-plus-one-queries.mdx
│ ├── eager-loading.mdx
│ ├── query-optimization.mdx
│ ├── caching-fundamentals.mdx
│ ├── fragment-and-low-level-caching.mdx
│ ├── database-connection-pooling.mdx
│ ├── profiling-and-benchmarking.mdx
│ └── scaling-rails-applications.mdx
├── 16-advanced-rails/
│ ├── concerns-and-reusable-behavior.mdx
│ ├── service-objects.mdx
│ ├── form-objects.mdx
│ ├── query-objects.mdx
│ ├── engines-and-mountable-apps.mdx
│ ├── custom-generators.mdx
│ ├── rails-initializers.mdx
│ └── application-architecture.mdx
├── 17-deployment-and-devops/
│ ├── production-readiness.mdx
│ ├── production-database-setup.mdx
│ ├── environment-variables-and-secrets.mdx
│ ├── asset-builds-and-deployment.mdx
│ ├── dockerizing-rails.mdx
│ ├── kamal-deployment.mdx
│ ├── reverse-proxy-and-https.mdx
│ ├── logging-and-monitoring.mdx
│ ├── database-backups.mdx
│ └── ci-cd-pipeline.mdx
├── 18-projects/
│ ├── blog-application.mdx
│ ├── task-management-app.mdx
│ ├── authentication-system.mdx
│ ├── inventory-management.mdx
│ ├── ecommerce-store.mdx
│ ├── json-rest-api.mdx
│ ├── real-time-dashboard.mdx
│ └── production-capstone.mdx
├── reference/
│ ├── rails-command-cheatsheet.mdx
│ ├── routing-reference.mdx
│ ├── active-record-query-reference.mdx
│ ├── migration-reference.mdx
│ ├── testing-reference.mdx
│ ├── security-checklist.mdx
│ ├── common-errors.mdx
│ ├── glossary.mdx
│ └── official-resources.mdx
└── assets/
├── images/
├── diagrams/
└── examples/