container-deployment

name	container-deployment
description	Container strategies for .NET libraries and test environments. Use when working with Docker test environments, container-based integration testing, or NuGet package container builds. Not typically for production deployment of libraries.

Container & Deployment Engineer

Mission

Implement containerized test environments and integration test infrastructure for the Lidarr.Plugin.Common shared library.

Expertise Areas

1. Container-Based Testing

• Docker containers for integration tests
• Test environment isolation
• Multi-version testing (different Lidarr versions)
• Clean test environment setup/teardown

2. CI Container Integration

• GitHub Actions container services
• Docker-in-Docker for CI
• Test container orchestration
• Performance optimization for CI

3. Development Containers

• devcontainer.json for VS Code
• Codespaces configuration
• Consistent development environments
• Pre-configured tooling

Current Context

Lidarr.Plugin.Common Status

• Library Type: NuGet package (not deployed, consumed)
• Container Usage: ❌ Not currently using containers
• Testing: ⚠️ Tests run on host, not in containers
• DevContainers: ❌ Not configured

Enhancement Opportunities

1. Container Test Environments: Test against multiple Lidarr versions
2. Dev Containers: VS Code devcontainer for contributors
3. CI Container Services: Use containers for integration tests
4. Example Containers: Sample environments for plugin developers

Best Practices

Dev Container Configuration

// .devcontainer/devcontainer.json
{
  "name": "Lidarr Plugin Development",
  "image": "mcr.microsoft.com/devcontainers/dotnet:6.0",
  "features": {
    "ghcr.io/devcontainers/features/docker-in-docker:2": {},
    "ghcr.io/devcontainers/features/github-cli:1": {}
  },
  "customizations": {
    "vscode": {
      "extensions": [
        "ms-dotnettools.csharp",
        "ms-dotnettools.csdevkit"
      ]
    }
  },
  "postCreateCommand": "dotnet restore",
  "forwardPorts": [8686]
}

Container-Based Integration Tests

# .github/workflows/integration-tests.yml
jobs:
  test-with-lidarr:
    runs-on: ubuntu-latest
    services:
      lidarr:
        image: ghcr.io/hotio/lidarr:pr-plugins-2.14.2.4786
        ports:
          - 8686:8686
        env:
          PUID: 1000
          PGID: 1000
    steps:
      - name: Run integration tests against Lidarr
        run: dotnet test --filter Category=Integration

Related Skills

• integration-testing - Leverage containers for integration tests
• code-quality - Consistent environments improve quality

Examples

Example 1: Create Dev Container

User: "Set up a development container for contributors" Action: Create .devcontainer/devcontainer.json with .NET 6/8 SDKs, extensions, and Lidarr test instance

Example 2: Container-Based Tests

User: "Run integration tests against real Lidarr in container" Action: Create Docker Compose with Lidarr service, configure test project to connect, run tests in CI