Add npm, pip, az CLI, and PS module installation across DSC profiles

[perkops]

Summary

Extends DSC v3 configuration profiles with support for new package manager types — npm global packages, pip packages, Azure CLI extensions, and PowerShell modules — following the established JSON manifest + RunCommandOnSet pattern. Also adds several new WinGet packages, VS Code extensions, dotnet tools, and updates the TUI to display all new manifest types.

Changes

✨ Features

• Add npm global package installation to web (typescript, @playwright/cli), azure (azurite), and ai (@google/gemini-cli, Claude Code, GitHub Copilot, OpenAI Codex) configurations
• Add Azure CLI extension installation to azure configuration (containerapp, application-insights, aks-preview, azure-devops, storage-preview, webapp)
• Add pip package installation to data configuration (databricks-cli)
• Add PowerShell module installation to base configuration (posh-git, PSReadLine, Terminal-Icons, z)
• Add Microsoft Foundry Local, Papercut SMTP, JetBrains ReSharper, Discord, and nektos/act as WinGet packages
• Add dotnet-outdated-tool and Microsoft.OpenApi.Kiota to dotnet global tools
• Add Excalidraw and GitHub Pull Requests VS Code extensions
• Display npm, pip, az extension, and PS module manifests in TUI Extensions tab via configurable rootArrayKey parameter

🔥 Removal

• Remove Webpack Task Runner from VS extensions

🔧 Configuration

• Exclude configurations/ directory from release-please versioning

📝 Documentation

• Update README profile count (17→18) and RunCommandOnSet note to cover all new resource types