Polyglot-Compatible Integration Discovery

[sebastienros]

• NuGet package metadata / marker that identifies a package as polyglot-compatible (has [AspireExport] coverage)
• aspire add filters and surfaces only polyglot-compatible integrations when used in a TypeScript AppHost
• Clear indication in CLI output when an integration is not available for TypeScript

[MihuBot]

I'm a bot. Here is a possible related and/or duplicate issue (I may be wrong):

• Epic: TypeScript AppHost - Complete Integration Support #14069