Tracking: onboard .NET Eng - Latest subscription targets to Arcade V4 publishing

[mmitche]

Tracking rollout of Arcade V4 publishing across the repo/branch combinations currently in scope.

Legend:

• [ ] Pending triage or migration
• [x] Completed / already onboarded
• [-] Skipped / not applicable
• [!] Blocked

**Targets (45) — Pending: 6, Done: 15, Skipped: 9, Blocked: 15

• [-] https://dev.azure.com/devdiv/DevDiv/_git/DotNet-IbcMerge @ master - Skipped, no recent builds.
• [!] https://dev.azure.com/devdiv/DevDiv/_git/Pythia @ main - Blocked: Arcade SDK 10.0.0-beta.25214.8 is pre-V4 and must move to 11+ first.
• [-] https://dev.azure.com/dnceng/internal/_git/dotnet-helix-service @ main - Skipped, no need for arcade publishing.
• [-] https://dev.azure.com/dnceng/internal/_git/dotnet-machinelearning-assets @ main - Skipped: no commits in a year.
• [-] https://dev.azure.com/dnceng/internal/_git/dotnet-performance-infra @ main - Skipped: Custom 1ES/MicroBuild deploy pipeline, not an Arcade V3 publishing pipeline.
• [!] https://dev.azure.com/dnceng/internal/_git/dotnet-signed-wix @ main - Blocked: Arcade SDK 9.0.0-beta.24162.2 is too old and needs a prior Arcade update.
• [!] https://dev.azure.com/dnceng/internal/_git/dotnet-wpf-int @ main - Blocked: PR https://dev.azure.com/dnceng/internal/_git/dotnet-wpf-int/pullrequest/59944 is open, but validation build 2946541 failed in Publish Build Assets because D:\a\_work\1\a\AssetManifests was missing.
• [-] https://dev.azure.com/dnceng/internal/_git/maestro-configuration @ production - Skipped: Config-only repo with no Arcade publishing pipeline to migrate.
• [!] https://github.com/aspnet/SignalR-Client-Cpp @ main - Blocked: The repo is still on Arcade 8.0.0-beta.24475.3, which is too old for V4 publishing.
• https://github.com/dotnet/arcade @ main - Already onboarded: V4 publishing markers are already present.
• https://github.com/dotnet/binaryen @ dotnet/main - Merged: Upgrade to V4 Arcade publishing binaryen#349
• https://github.com/dotnet/cli-lab @ main - Onboarding PR open: Upgrade to V4 Arcade Publishing cli-lab#439
• https://github.com/dotnet/cpython @ dotnet/main - Merged: Upgrade to V4 Arcade publishing cpython#207
• [!] https://github.com/dotnet/dnceng @ main - Blocked: Arcade SDK 8.0.0-beta.26168.3 is below the skill''s supported major version for V4 migration.
• https://github.com/dotnet/docker-tools @ main - Merged: Update Arcade and adopt V4 publishing docker-tools#2069
• https://github.com/dotnet/dotnet @ main - Already onboarded: eng/Publishing.props and VMR pipeline templates already use V4 publishing.
• https://github.com/dotnet/ef6 @ main - Merged: Upgrade to V4 arcade publishing ef6#2394
• https://github.com/dotnet/emscripten @ dotnet/main - Merged: Upgrade to V4 Arcade publishing emscripten#237
• [-] https://github.com/dotnet/extensions-samples @ dev - Skipped: Its sample pipeline has enablePublishUsingPipelines=false and enablePublishBuildAssets=false, so it is not a V4 publishing candidate.
• [!] https://github.com/dotnet/hotreload-utils @ main - Blocked: Arcade SDK 11.0.0-beta.26177.6 is too old for V4 publishing and needs an Arcade update first.
• https://github.com/dotnet/llvm-project @ dotnet/main-19.x - Merged: Upgrade to V4 Arcade publishing llvm-project#741
• https://github.com/dotnet/machinelearning @ main - Onboarding PR open: Upgrade to V4 arcade publishing machinelearning#7606
• [!] https://github.com/dotnet/machinelearning-tools @ main - Blocked: Arcade SDK 11.0.0-beta.25531.1 is below the V4 floor and the repo still needs a toolset update first.
• [!] https://github.com/dotnet/macios @ main - Blocked: Arcade SDK is still on unsupported 10.x and needs a major Arcade upgrade first.
• [!] https://github.com/dotnet/maui @ main - Blocked: Arcade SDK is still on unsupported 10.x and needs a major Arcade upgrade first.
• https://github.com/dotnet/metadata-tools @ main - Onboarding PR open: Upgrade to V4 Arcade publishing metadata-tools#359
• https://github.com/dotnet/node @ dotnet/main - Merged: Upgrade to V4 Arcade publishing node#331
• [!] https://github.com/dotnet/NuGet.BuildTasks @ main - Blocked: The repo is still on Arcade 10.0.0-beta.25124.3, so V4 publishing is not supported yet.
• [-] https://github.com/dotnet/performance @ main - Skipped: No repo-owned Arcade publishing pipeline markers were found to migrate in this rollout.
• [-] https://github.com/dotnet/runtime @ main - Skipped: The official publishing pipeline is assetless (isAssetlessBuild: true), so this rollout does not apply.
• https://github.com/dotnet/runtime-assets @ main - Merged: Upgrade to Arcade V4 publishing runtime-assets#656
• https://github.com/dotnet/runtimelab @ standalone-template - Onboarding PR open: Upgrade to V4 arcade publishing runtimelab#3256
• https://github.com/dotnet/symreader-converter @ main - Onboarding PR open: Upgrade to V4 Arcade publishing symreader-converter#333
• https://github.com/dotnet/symreader-portable @ main - Onboarding PR open: Upgrade to V4 Arcade publishing symreader-portable#591
• https://github.com/dotnet/systemweb-adapters @ main - Merged: Upgrade to V4 arcade publishing systemweb-adapters#679
• [-] https://github.com/dotnet/test-templates @ main - Skipped: Its pipelines already disable Arcade asset publishing, so there is nothing to migrate for this rollout.
• https://github.com/dotnet/wasi-sdk @ dotnet/main - Merged: Upgrade to Arcade V4 publishing wasi-sdk#238
• https://github.com/dotnet/wcf @ main - Merged: Upgrade to V4 arcade publishing wcf#5927
• [!] https://github.com/dotnet/wpf-test @ main - Blocked: Arcade SDK 10.0.0-beta.24510.1 is below the skill''s supported major version for V4 migration.
• https://github.com/dotnet/xharness @ main - Merged: Update Arcade and adopt V4 publishing xharness#1585
• https://github.com/dotnet/yarp @ main - Merged: Upgrade to V4 arcade publishing yarp#3013
• [!] https://github.com/microsoft/testfx @ main - Blocked: Migration changes are pushed to a fork, but PR creation is blocked by Microsoft org SAML enforcement.
• [!] https://github.com/microsoft/vstest @ main - Blocked on SAML for PR creation. Validation complete: build 2959686 succeeded, promotion + asset comparison passed (27/27). Manual PR needed from dev/mmitche/arcade-v4-publishing.
• [!] https://github.com/microsoft/winforms-designer @ main - Blocked: Current GitHub access is blocked by Microsoft org SAML enforcement, so inspection/PR creation could not be completed.
• [!] https://github.com/mono/mono.posix @ main - Blocked: Arcade 11.0.0-beta.26181.7 is still below the V4 floor, and the required toolset bump would touch eng/common.