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Servers & Deployments 101: Understanding Our Coolify Setup

by lucasstrauss100 · Servers & Deployments 101 — Understanding Our Coolify Setup

A one-hour overview course for anyone who has only run a Next.js app locally and pushed code to GitHub. Explains, from first principles, what a server and a VPS are, how Docker and Coolify turn code into a live app, how domains and Cloudflare route traffic to it, and how the team keeps the whole thing secure — so you can understand our actual Liquid Web + Coolify setup end to end, not just click the deploy button.

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3

modules

9

lessons

1.1h

estimated work · target 1h

What's inside

27 tasks · 39 flashcards · 17 concepts · 21 recall prompts

remember
8
understand
9
apply
7
analyze
2
evaluate
1
create
0

Sample recall prompts — this is what studying it feels like

  • In your own words, define what a server is and explain the one-sentence job description that separates it from an ordinary computer.
  • List the three specific reasons a laptop makes a poor server, and explain why each one matters.
  • Describe the client-request-response loop and give a concrete example using a browser and a website.

Syllabus

The Physical Foundation: Servers and the VPS

What a server is, why our VPS is a rented slice of a bigger machine, and how Ubuntu and SSH form the base layer everything else sits on.

  • What Is a Server, Really? reading · flashcard · quiz · 5 cards
  • What Is a VPS? Renting Our Own Computer in the Cloud reading · flashcard · quiz · 5 cards
  • Ubuntu and SSH: The Operating System Layer reading · flashcard · teach_back · 5 cards

Docker and Coolify: Packaging and Running Apps

How Docker isolates each app into its own portable container, and how Coolify sits on top of Docker and Ubuntu to give us a click-based control panel.

  • Containers and Docker reading · flashcard · quiz · 4 cards
  • What Is Coolify? reading · flashcard · quiz · 5 cards
  • How the Pieces Fit Together reading · quiz · teach_back

From Code to Live App: Deployment, DNS, and Security

The full journey from git push to a live app, how domains and Cloudflare route traffic to our VPS, and the access controls that keep the whole thing secure.

  • The Deployment Flow: From Code to Live App reading · flashcard · quiz · 5 cards
  • Domains, DNS, and Cloudflare quiz · reading · flashcard · 5 cards
  • Access, Security, and Our Full Setup reading · flashcard · essay · 5 cards

Concepts it teaches

ServerClient-Request-Response LoopVPS (Virtual Private Server)UbuntuSSHDockerContainerCoolifyThe Deployment StackRepository (Repo)DeploymentReverse ProxyDNS (Domain Name System)DomainCloudflareSSH KeysLayered Access Control