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Deploying a Rails 7 + React app to AWS via Dokku
- Deploying a Rails 7 + React app to AWS via Dokku.
- The author talks about how Dokku came to the rescue when attempting to deploy to AWS in 2024 was nothing short of a nightmare with Elastic Beanstalk.
- The article aims to set up an app, built with React and Ruby on Rails, deploy it to AWS and highlight considerations with Dokku and infrastructure.
- The author explains that to connect rails and react, they leverage the fact that npm run build compiles everything into a singular index.html placed in Rails' public/ directory.
- It also explains that package.json within the rails folder was created to
- Dokku operates on buildpacks, which are sets of instructions to build your app using activation conditions.
- The infrastructure for the project is simple: end users send a request to a load balancer, which routes the request to an EC2 instance within an auto-scaling group.
- A launch template is used for creating instances in the auto scaling group, with the necessary buildpacks and configurations for setting up the app.
- The article explains how to create the VPC, RDS Postgres database, security groups, IAM role to access secrets, and a launch template for EC2 instances to be part of an auto-scaling group.
- Enabling HTTPS, EC2 launch script and dokku settings, and future recommendations like using terraform or setting up a CI/CD pipeline for the project are also discussed.
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