30-Day Cloud & DevOps Challenge: Day 10 — Docker in CI

Yesterday, my Jenkins pipeline could install dependencies and build the frontend. But there was a missing piece: Docker. Without it, I couldn't package my applications into containers — the whole point of this challenge! Today, I fixed that. I configured Jenkins to build Docker images for both my backend and frontend, turning my CI pipeline into a complete build system. First: Why Docker in CI? Before Docker in CI The pipeline could: Pull code from GitHub Install dependencies Build the frontend