Update .NET 10, System.CommandLine 2.0.0, fix warnings

[JamesNK]

No description provided.

[Copilot]

Pull Request Overview

This PR updates the project from .NET 10 preview to the release version and migrates from System.CommandLine beta to version 2.0.0, fixing associated warnings and API breaking changes.

Key Changes:

• Updated Docker base images from .NET 10 preview to release versions
• Migrated System.CommandLine API from beta to 2.0.0 (Option constructors, SetHandler→SetAction, AddOption→Add)
• Replaced IConsole with custom ConsoleService abstraction

Reviewed Changes

Copilot reviewed 26 out of 26 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
Dockerfiles	Updated base images from 10.0-preview to 10.0 release
global.json	Updated SDK version from preview to 10.0.100 release
Directory.Packages.props	Updated package versions to release versions and System.CommandLine to 2.0.0
Program.cs files	Migrated to System.CommandLine 2.0.0 API (SetAction, ParseResult, GetValue)
Command classes	Updated to use ConsoleService instead of IConsole, migrated Option/Argument constructors
Test files	Updated test assertions and console mocking to work with new API
ConsoleService.cs	New custom console abstraction replacing System.CommandLine.IConsole
ListCommand.cs	Replaced table rendering with simple text output

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