Feature proposal: Provide project template for unpackaged & self-contained app (C#/C++)

[HO-COOH]

Describe the bug

Please, make developers life easier.

Steps to reproduce the bug

As title suggest.

Expected behavior

No response

Screenshots

No response

NuGet package version

Windows App SDK 1.5.5: 1.5.240627000

Packaging type

Unpackaged

Windows version

No response

IDE

Visual Studio 2022

Additional context

No response