In Part 1 of this Kamal series, we deployed a vanilla Rails application to a remote server using Kamal. By default, Rails applications use SQLite, but most production applications require Postgres....
Kamal is a modern deployment tool for Rails applications, announced by DHH in February 2023 and featured in his RailsWorld Keynote. With Heroku having removed their free tier, Kamal has gained sign...
Here are some commonly used Kamal commands that I find helpful during development and deployment. Application Commands kamal app logs -f -r web Tail web application logs in real-tim...
OpenAI has a new API called OpenAI Realtime API. Now you might ask how is this different from the existing OpenAI API? Or where can we use this? This article is to answer all these basic questions...
Often times, a test-case fails but we don’t get a proper reason of the failure on CI. We need to run the test again on our local environment or put some kind of debug pointer to check what was the ...
Many times, we would like to validate if a class or a method sends an email. We don’t wanna worry too much about the specific details (i.e. body, subject, from, to) of the email but just wanna ensu...
When deploying a Rails application with Kamal, you set RAILS_MASTER_KEY in your .env file for production. However, when running the same application in development, you’ll get an ActiveSupport::Mes...
When using Kamal, you’ll encounter two similar-sounding commands: kamal deploy and kamal redeploy. Here’s the difference between them. kamal deploy Documentation: Deploy app to servers Flags: ...
This article covers adding Redis and Sidekiq to your Kamal deployment. Sidekiq is a popular background job processor for Rails, and it uses Redis as its data store. We’ll build upon our existing Ka...
This is Part 3 of the Kamal Rails series. So far, we’ve deployed a Rails application and accessed it using HTTP. In production, we always use HTTPS with an SSL certificate for security. This articl...