CI/CD for Containerized Application
A focused chapter on ci/cd for containerized application, with practical delivery concerns, trade-offs, and the operational questions behind CI/CD work.
Why Your Application Needs a Container
You have seen this scene before. A developer finishes a feature, tests it on their laptop, and everything works perfectly. They push the code to staging
Your Dockerfile Is Probably Too Big for Production
You just finished writing your application. It compiles, it runs locally, and you are ready to ship it. You write a Dockerfile, build an image, push it to
Building Docker Images in CI/CD Pipelines
You have a Dockerfile that works perfectly on your laptop. You run docker build, the image builds, and your application runs. But when you push that same
Why Your Container Tags Are Lying to You
You run docker pull myapp:latest and think you know exactly what you are getting. But you do not. That tag could point to a different image tomorrow, or
Why You Should Scan Container Images Before Deployment (And How to Do It)
You just built a new container image. The build passed, the tests are green, and the image is sitting in your registry. It feels ready to go to
Promoting Container Images Across Environments: Why Digest Matters More Than Tag
You have just finished building a container image. The build pipeline ran successfully. Security scans came back clean. The image is sitting in your
When Your Container Image Is Ready, Where Does It Actually Run?
You have built the image. You have scanned it for vulnerabilities. You have pushed it to a registry. Now comes the moment that separates a working
When Production Breaks: Why You Need Image Traceability and Rollback
A new version of your application just went live. Five minutes later, users start reporting errors. The first question that comes up in the team chat