Add documentation for Aspire Visual Studio Code extension

[Copilot]

• Research and understand the VS Code extension features from GitHub repo
• Review existing documentation structure and style guide
• Create new documentation file: aspire-vscode-extension.md
• Update table of contents to include new documentation
• Add link to VS Code extension from setup-tooling.md
• Test documentation build and linting (all tests pass)
• Review final content and ensure all sections are complete
• Run security scanning on changes (no issues found)
• Address all PR review feedback in commit dbeba35:
  • Changed ms.topic to "overview"
  • Updated introduction paragraph for clarity
  • Replaced prerequisites with aspire-prereqs include
  • Removed optional extensions section
  • Changed all "Visual Studio Code" references to "VS Code" after first mention
  • Capitalized "AppHost" consistently throughout
  • Added periods to end of all command descriptions in table
  • Updated command names: "Configure launch.json file", "Deploy app host", "Update Aspire CLI"
  • Added link to hosting integration package documentation
  • Changed "Language" to "Environment" in debugger attributes table
  • Updated "Manage configuration settings" description with actual command behavior
  • Added introductory sentence to "Configure an Aspire solution" section
  • Updated deployment section with correct command name and link to deployment overview
  • Fixed publisher name to "Microsoft"
  • Added periods to artifact list items
  • Updated all references throughout to use "VS Code" abbreviation consistently

Original prompt

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This section details on the original issue you should resolve

<issue_title>[New article]: Document the new Aspire Extension for Visual Studio Code.</issue_title>
<issue_description>### Proposed topic or title

Aspire Visual Studio Code extension

Location in table of contents.

Get Started > Setup and tooling

Reason for the article

The new Aspire Visual Studio Code extension helps developers to code, control, publish, and deploy Aspire solutions. It's not yet in the Aspire documentation.

Article abstract

Introduction:

• What is the Aspire Visual Studio Code extension?
• How to launch the extension's commands
  Install the Aspire extension:
• Prerequisites
• Installation steps
  Create a new Aspire solution
  Add an integration to the Aspire solution
  Configure an Aspire solution
  Run an Aspire solution in development mode
  Publish deployment artifacts
• This feature is in Preview
  Deploy an Aspire solution
• This feature is in Preview

Relevant searches

Aspire Visual Studio Code extension.

• Marketplace entry: https://marketplace.visualstudio.com/items?itemName=microsoft-aspire.aspire-vscode
• Extension source code: https://github.com/dotnet/aspire/tree/main/extension</issue_description>

<agent_instructions>Find existing documentation for the Aspire VS Code extension in market place: https://marketplace.visualstudio.com/items?itemName=microsoft-aspire.aspire-vscode
Find the source for the Aspire VS Code extension in GitHub: https://marketplace.visualstudio.com/items?itemName=microsoft-aspire.aspire-vscode</agent_instructions>

Comments on the Issue (you are @copilot in this section)

Fixes #5312

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Internal previews

📄 File	🔗 Preview link
docs/fundamentals/aspire-vscode-extension.md	Aspire Visual Studio Code extension
docs/fundamentals/setup-tooling.md	Aspire tooling
docs/toc.yml	docs/toc

[alistairmatthews]

@copilot Please action my comments.

[Copilot]

@copilot Please action my comments.

All comments have been addressed in commit 9d8ab3e.

[Copilot]

Pull Request Overview

This PR adds comprehensive documentation for the Aspire Visual Studio Code extension, which helps developers create, configure, run, and deploy Aspire solutions. The documentation follows the standard Aspire documentation structure and writing guidelines.

Key Changes

• Created new documentation article covering installation, available commands, and common workflows for the Aspire VS Code extension
• Added reference to the extension in the existing setup-tooling.md document
• Updated the table of contents to include the new documentation with appropriate display names

Reviewed Changes

Copilot reviewed 3 out of 5 changed files in this pull request and generated 1 comment.

File	Description
docs/fundamentals/aspire-vscode-extension.md	New documentation article covering installation, commands, and usage of the Aspire VS Code extension
docs/fundamentals/setup-tooling.md	Added reference and link to the new Aspire VS Code extension documentation
docs/toc.yml	Added new documentation entry under the fundamentals section with search keywords