Akashdeep Thanda on Instagram: "🚀 Docker Explained Simply — in under 45 seconds! If you’re into backend or DevOps, this one’s for you. 👇 Docker makes it easy to package your app, dependencies, and tools into lightweight containers that run anywhere — no “it works on my system” ever again. 🐳 Each part of your app — like MongoDB, backend, and frontend — can run in its own container. You define the setup in a Dockerfile (the build recipe), and use Docker Compose to run everything together effort