Hello, I have a draft PR in SwiftPM where I am making the SwiftBuild the default build system. The Windows Platform CI build is failing and I'm unsure how to fix this.
[2026-02-28 09:16:57] Building 'C:\Users\swift-ci\jenkins\workspace\swiftpm-PR-windows\swift-docc' to 'T:\x86_64-unknown-windows-msvc\DocC' ...
Fetching https://github.com/swiftlang/swift-docc-plugin.git
Fetching https://github.com/swiftlang/swift-cmark.git
[1/18298] Fetching swift-cmark
[3844/20469] Fetching swift-cmark, swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin.git from cache (3.52s)
Fetched https://github.com/swiftlang/swift-cmark.git from cache (4.44s)
Building for production...
Computing dependencies
warning: Could not find a platform named 'windows' from loaded platforms 'android freebsd linux none openbsd qnx webassembly' for workspace specialization parameters.
error: Could not choose a single platform for target 'docc-product' from the supported platforms 'android freebsd linux none openbsd qnx webassembly'. Specialization parameters imposed by workspace: platform 'nil' sdkVariant 'nil' supportedPlatforms: 'nil' toolchain: 'nil'
error: Could not choose a single platform for target 'DocCCommon' from the supported platforms 'android freebsd linux none openbsd qnx webassembly'. Specialization parameters imposed by target 'docc-product': platform 'nil' sdkVariant 'nil' supportedPlatforms: '' toolchain: 'nil'
<...SNIP...>
Does anyone have any ideas what could be causing this?