fix(quic): statically link MsQuic for Alpine nodes [CI]

backend/shared/MoShiro.Measurement/StaticMsQuic.targets

@@ -0,0 +1,32 @@
+<Project>
+  <PropertyGroup>
+    <_MoShiroStaticMsQuicLibrary>$(MSBuildThisFileDirectory)../../../packaging/native/msquic/$(RuntimeIdentifier)/libmsquic.a</_MoShiroStaticMsQuicLibrary>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="$(RuntimeIdentifier.StartsWith('linux-musl-'))">
+    <StaticExecutable>true</StaticExecutable>
+    <InvariantGlobalization>true</InvariantGlobalization>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <NativeLibrary Include="$(_MoShiroStaticMsQuicLibrary)" />
+    <DirectPInvoke Include="__Internal" />
+    <DirectPInvoke Include="System.Security.Cryptography.Native.OpenSsl" />
+  </ItemGroup>
+
+  <!-- The archive includes MsQuic, OpenSSL, and the .NET OpenSSL shim. -->
+  <Target Name="StaticMsQuicFixLinker" AfterTargets="SetupOSSpecificProps" BeforeTargets="AotAnywhereDirectLinkNative">
+    <ItemGroup>
+      <LinkerArg Remove="-Wl,--defsym,__xmknod=mknod" />
+      <NativeLibrary Remove="$(IlcFrameworkNativePath)libSystem.Security.Cryptography.Native.OpenSsl.a" />
+      <LinkerArg Remove="$(IlcFrameworkNativePath)libSystem.Security.Cryptography.Native.OpenSsl.a" />
+    </ItemGroup>
+  </Target>
+
+  <Target Name="ValidateStaticMsQuicArchive" BeforeTargets="AotAnywhereDirectLinkNative">
+    <Error Condition="!Exists('$(_MoShiroStaticMsQuicLibrary)')"
+           Text="Static MsQuic archive is missing for $(RuntimeIdentifier)." />
+    <Error Condition="'$(RuntimeFrameworkVersion)' != '10.0.12'"
+           Text="The vendored static MsQuic and crypto archive is validated with .NET runtime 10.0.12." />
+  </Target>
+</Project>