Test pak deps

Author: andrjohns

.github/workflows/R-CMD-check.yaml

@@ -61,6 +61,7 @@ jobs:
 
           echo "C:/rtools45-aarch64/usr/bin;C:/rtools45-aarch64/aarch64-w64-mingw32.static.posix/bin" | Out-File -Append -FilePath $env:GITHUB_PATH -Encoding utf8
           echo "C:\Program Files\R-aarch64\R-4.5.0\bin" | Out-File -Append -FilePath $env:GITHUB_PATH -Encoding utf8
+          echo "R_LIB_FOR_PAK='C:/Program Files/R-aarch64/R-4.5.0/library/'" | Out-File -Append -FilePath $env:GITHUB_ENV -Encoding utf8
           Remove-Item -Path "R-4.5.0-aarch64.exe"
           Remove-Item -Path "rtools45-aarch64.exe"