Lesson 37 of 40 DevOps Advanced 60 min

CI/CD with GitHub Actions from VS 2026

In this lesson, you will learn how CI/CD pipelines improve software delivery and how GitHub Actions connects build, test, and deployment workflows to your Visual Studio 2026 projects.

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What you will learn

What CI and CD mean in practice
How GitHub Actions workflows are structured
How automated build and test steps reduce risk
How deployment pipelines fit release discipline
Why good pipelines are as much about trust as automation

Why this matters: CI/CD reduces manual errors, speeds feedback, and helps teams ship more reliably.

Part 1: CI and CD fundamentals

Continuous Integration means changes are integrated and validated frequently. Continuous Delivery or Deployment extends that idea into release workflows.

Good pipelines help detect broken builds, failing tests, and packaging issues early.

Part 2: Workflow structure

name: Build and Test

on:
  push:
    branches: [ main ]
  pull_request:

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Setup .NET
        uses: actions/setup-dotnet@v4
      - name: Build
        run: dotnet build
      - name: Test
        run: dotnet test
    

A workflow defines when automation runs, what jobs exist, and what steps each job performs.

Part 3: Reliable delivery thinking

A good pipeline is not only automated. It is also trustworthy, observable, and aligned with the team’s release standards.

Build validation should be repeatable
Tests should be meaningful, not only present
Secrets should be handled securely
Deployment steps should be controlled and reviewable

Part 4: CI/CD as feedback

One of the biggest values of CI/CD is fast feedback. Developers learn quickly when a change breaks the build, fails a test, or violates packaging expectations.

Part 5: Practical discipline

Pipelines should evolve with the codebase. Early projects may only need build and test automation, while mature systems may add security scanning, environment promotion, artifact retention, and staged deployment.

A practical CI/CD workflow

Step 1: Automate build and test first

Step 2: Add pull request validation

Step 3: Secure secrets and deployment credentials properly

Step 4: Add deployment stages with review discipline

Step 5: Monitor pipeline reliability and speed

Step 6: Treat pipeline quality as part of product quality

Summary

In this lesson, you learned how GitHub Actions supports CI/CD workflows and why reliable automation strengthens both development speed and delivery confidence.

In the next lesson, you will explore Database Design & Migrations.