CI/CD on Kaisekukun

Accelerating GitHub Actions CI/CD workflows using Caching

Wed, 15 Apr 2026 12:00:00 +0900

Optimizing CI/CD workflow times directly impacts developer productivity and reduces computing expenses. This article shows you how to integrate dependency caching in GitHub Actions, helping you slash compilation and package setup times.

We provide YAML workflow templates for Node.js, Python, and Rust, alongside best practices to ensure optimal cache hits.

1. Why Cache Dependencies in CI/CD?

When a CI agent starts without caching, it spins up a clean container and fetches every dependency from package registries. This introduces several drawbacks:

Getting Started with CI/CD Using GitHub Actions

Tue, 06 Jan 2026 11:00:00 +0900

If “CI/CD” sounds like something you should know but don’t know where to start, this guide is for you. GitHub Actions makes continuous integration and delivery accessible to everyone with a GitHub repository.

What is GitHub Actions?

GitHub Actions is a CI/CD platform built directly into GitHub. It lets you automate testing, building, and deploying right from your repository. Workflows trigger on pushes, pull requests, or scheduled events.

1. Workflow Basics

Place a YAML file inside .github/workflows/ to define your workflow.