commit 999673e11439585fc87368e4b65b6a3e9f5cd32c
Author: mbtech <binglabadm@gmail.com>
Date:   Sun Dec 14 23:45:07 2025 +0000

    Add README.md

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+# 🐳 How to Install and Use Docker on Ubuntu 22.04
+
+![Docker](https://img.shields.io/badge/Docker-2496ED?style=for-the-badge&logo=docker&logoColor=white)
+![Ubuntu](https://img.shields.io/badge/Ubuntu-E95420?style=for-the-badge&logo=ubuntu&logoColor=white)
+![Status](https://img.shields.io/badge/Status-Stable-success)
+
+A step-by-step guide to installing Docker Community Edition (CE) on Ubuntu 22.04, based on the [DigitalOcean Tutorial](https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-ubuntu-22-04).
+
+---
+
+## 📋 Table of Contents
+- [Prerequisites](#-prerequisites)
+- [Installation Guide](#-installation-guide)
+  - [Step 1: Update Packages](#1-update-packages)
+  - [Step 2: Install Dependencies](#2-install-dependencies)
+  - [Step 3: Add Docker Repository](#3-add-docker-repository)
+  - [Step 4: Install Docker Engine](#4-install-docker-engine)
+- [Post-Installation Configuration](#-post-installation-configuration)
+- [Verification](#-verification)
+
+---
+
+## 🛠 Prerequisites
+
+Before you begin, ensure you have:
+* One **Ubuntu 22.04** server.
+* A user with `sudo` privileges.
+* An active firewall (optional but recommended).
+
+---
+
+## 🚀 Installation Guide
+
+### 1. Update Packages
+First, update your existing list of packages to ensure you are getting the latest versions.
+
+```bash
+sudo apt update
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