[release/5.0.1xx-preview4] Single-File: Pass TFM Version to the Bundler #11518
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Customer Scenario
A netcoreapp3.0 single file app published from .net5 SDK doesn't run.
Problem
The netcoreapp3.0 apphost encounters the wrong version of the bundle header when trying to extract the bundle.
Solution
Pass the TFM version argument to the bundler in GenrateBundle task.
Risk
Very Low.
Testing
Manually tested the SDK by inserting apphost, hostfxr, hostpolicy, and hostmodel library from dotnet/runtime#35679 into the
dotnet/packs
from this build.Verified that netcoreapp3,0 apps published from this SDK run OK on Windows, Linux, Osx.
Verified that cross-targetting builds of such apps also work OK.