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How to Build Nginx Smart Proxy Image with Multi-Domain Support
Prologue: The Vision In the vast digital landscape where countless applications struggle to find their voice, where developers battle with manual configurations, and where SSL certificates expire silently in the night—a vision was born. A vision to create something extraordinary: a reverse proxy that thinks, adapts, and evolves. A system that doesn’t just route traffic,…
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How to Fix Cloudflare DNS Authentication Error 6003
The Great Migration: From Global API Keys to Secure Tokens In the early days of our infrastructure automation, we built a custom Nginx container image. This image was designed to serve as a reverse proxy and SSL certificate management layer for our internal services. It was a workhorse—handling routing, SSL termination, and automatic certificate generation…
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When Upgrades Expose Hidden Problems: The Traefik Deployment Journey
The Discovery – An Ancient Version in a Modern Stack It started with a routine check of our infrastructure. We were reviewing our Traefik configuration. A quick check revealed we were using Traefik 2.8 – a version released 3 years ago in 2022. The current version at that time was 2.11.x, and we were significantly behind. This raised a…
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DevOps Story: How We Fixed 92 Blocked Migrations in One Day
Date: November 03, 2025 Journey: From Legacy System to Updated Version Duration: 730 Days Without Updates Prologue: The Wake-Up Call It was early morning when the first alert came through. 3:47 AM. The notification buzzed on our phones. Then another. And another. Red warning lights flashing on the monitoring dashboard, each one telling us something…
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How to Deploy website on AWS Amplify
Prerequisites 📋 Before starting, make sure you have: Step 1: Understanding Git and GitHub in a Fun Way! 🎮 What is Git? Think of it as a Time Machine for Your Code! ⏰ Imagine you’re writing a story, and every time you make a change, you take a snapshot with your phone. Git is like…
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Day -1: Kick Off Cloud Security with AWS Registration
Starting with AWS can seem daunting, but the registration process is straightforward. Below, each image you provided is used to explain every step in detail so you get a clear understanding of how to create a new AWS account and choose a plan. Accessing the AWS Website The first step is visiting the official AWS…
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How to Automate Incident Response : How Q Developer Helped Me Automate a Daily Pain Point
AI-Powered Incident Reporter: Introduction As a DevOps engineer, I spend countless hours documenting incidents. Every time something goes wrong, I have to manually extract information from Slack conversations, format it into reports, and ensure all stakeholders get the details they need. This process typically takes 30-60 minutes per incident, and with multiple incidents per week,…
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How to Run Docker Model Runner on Ubuntu 24.04
That Awesome AI Model You Found? You Can Run It in 5 Minutes. Ever felt the excitement of discovering a powerful new AI model on a site like Hugging Face, followed by the familiar dread of actually trying to run it? You’re not alone. The journey from “Wow, this is cool!” to a working model on…
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How to Install docker-ai on Ubuntu 24.04
Supercharge Your Docker Workflow with docker-ai: An Interactive Command Companion Tired of forgetting the exact syntax for a docker command? Wish you had a patient tutor to teach you Docker concepts offline? Meet docker-ai, a smart, interactive command-line tool designed to be your personal Docker assistant.docker-ai is a versatile shell that comes in two powerful modes: This guide will walk…
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How to Self-Host a Private AI Chat That’s Faster Than ChatGPT
Self-Host Open-WebUI with Groq, Docker, and HTTPS on Ubuntu 24.04 This guide will walk you through setting up your own instance of Open-WebUI, a user-friendly web interface for LLMs. We will use the fast Groq API as the AI backend and secure the connection with HTTPS using a custom domain. Prerequisites Before you begin, you…