Multi-stage YAML pipeline with build, test and deploy stages

azure-pipelines.yaml

# ASP.NET
# Build and test ASP.NET projects.
# Add steps that publish symbols, save build artifacts, deploy, and more:
# https://docs.microsoft.com/azure/devops/pipelines/apps/aspnet/build-aspnet-4

trigger:
- main

pool:
  vmImage: 'ubuntu-latest'

variables:
  solution: '**/*.sln'
  buildPlatform: 'Any CPU'
  buildConfiguration: 'Release'

stages:
- stage: build
  jobs:
    - job: build
      steps:
      - script: dotnet build
        displayName: 'dotnet build'
      
      - script: dotnet publish -o $(build.artifactStagingDirectory)
        displayName: 'publish artifacts'
      
      - task: PublishPipelineArtifact@1
        inputs:
          targetPath: $(build.artifactStagingDirectory)
          artifact: 'drop'
          publishLocation: 'pipeline'


- stage: test
  jobs:
    - job: test
      steps:
      - task: DotNetCoreCLI@2
        inputs:
          command: 'test'
          projects: '**/*[Tt]est*/*.csproj'
          publishTestResults: true
          arguments: '--configuration $(buildConfiguration) /p:CollectCoverage=true /p:CoverletOutputFormat=cobertura'
      - task: PublishCodeCoverageResults@1
        inputs:
          codeCoverageTool: 'Cobertura'
          summaryFileLocation: '**/*coverage.cobertura.xml'

- stage: deploy_app
  jobs:
    - job: deploy
      steps:
        - task: DownloadPipelineArtifact@2
          inputs:
            buildType: 'current'
            artifactName: 'drop'
            targetPath: '$(Pipeline.Workspace)/drop'
        - task: AzureWebApp@1
          inputs:
            azureSubscription: 'Visual Studio Enterprise MVP(97fbe79d-f21c-4cd0-b87f-8bd8df413e0a)'
            appType: 'webAppLinux'
            appName: 'TodoistApp'
            package: '$(Pipeline.Workspace)/drop'
            runtimeStack: 'DOTNETCORE|6.0'