DevOps on Nitin Kumar Singh

Dev Tunnels: Test Webhooks and Share Local Apps Without a Deploy

Sat, 04 Apr 2026 10:00:00 +0530

If you read the Cloudflare Tunnel post, you know the problem: localhost does not accept webhooks, OAuth providers reject http://localhost as a redirect URI, and showing a client work-in-progress means a deploy. Cloudflare Tunnel is a solid solution, but it requires a Cloudflare account and domain setup.

Cloudflare Tunnel: Expose localhost for Webhooks and OAuth

Sat, 03 Jan 2026 10:00:00 +0530

Every developer hits the same wall eventually. You are building a webhook integration, testing an OAuth flow that demands a public redirect URI, or trying to show a client a work-in-progress without deploying it. Your app is running fine on localhost:5000, but the outside world cannot reach it.

Building Production-Ready Microservices with .NET Aspire: A Complete E-Commerce Demo

Sat, 06 Dec 2025 10:00:00 +0530

If you’ve ever built a microservices architecture, you know the pain points all too well: spending hours setting up PostgreSQL locally, wrestling with Redis configurations, debugging why RabbitMQ won’t connect, managing connection strings across multiple services, and let’s not even talk about implementing distributed tracing manually.

Elevating Code Quality with Custom GitHub Copilot Instructions

Sat, 24 May 2025 09:00:00 +0530

In today’s fast-paced development landscape, AI coding assistants have become indispensable tools for developers seeking to maintain high-quality code while meeting demanding deadlines. GitHub Copilot stands at the forefront of this revolution, offering intelligent code suggestions that can significantly accelerate development. However, the true power of Copilot lies not just in its base capabilities, but in how effectively it can be customized to align with your specific project standards and best practices.

GitHub Codespaces: Streamlining Cloud-Based Development

Tue, 22 Oct 2024 09:00:00 +0530

Say goodbye to “It works on my machine” problems forever! GitHub Codespaces provides ready-to-code development environments in the cloud that work exactly the same for everyone on your team. This guide walks through everything you need to know to get started, even if you’ve never used cloud-based development environments before.

Pushing Custom Images to Docker Hub Using GitHub Actions

Sat, 22 Jul 2023 09:00:00 +0530

Introduction
#

Automating Docker image builds and deployments can significantly improve development workflows. This article demonstrates how to use GitHub Actions to automatically build and push Docker images to Docker Hub whenever changes are committed to your repository, saving time and ensuring consistent builds across your team.