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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…