Lucky 0.19 released! Enhanced performance, new change tracking API, and other enhancements. This release has a number of bug fixes, doc improvements, and enhancements. No breaking changes so this upgrade should be quite simple!

  • New changed? that makes it easy to audit and perform actions when database columns change
  • Gzip assets by default in production
  • Gzip text responses
  • And lots more in the changelog mentioned in the blog post

How Was My Experience Migrating a Rails API to Crystal + AWS Lambda?

In this article, the author shared his experience building a Rails API and a post-migration to Crystal. He was about to implement a Genetic Algorithm for the Travelling Salesman Problem, but after a struggle with Ruby on Rails processing speed, the code base was moved to Crystal and deploy using AWS Lambda.