Add ARM64 support for Linux runners

Co-authored-by: MariusStorhaug <17722253+MariusStorhaug@users.noreply.github.com>

Author: Copilot

PSModule/build.ps1

@@ -2,6 +2,7 @@ Remove-Item -Path "$PSScriptRoot/../src/libs" -Recurse -Force -ErrorAction Silen
 
 $targetRuntimes = @(
     'linux-x64'
+    'linux-arm64'
     'win-x64'
     'win-x86'
     'osx-arm64'

src/main.ps1

@@ -1,6 +1,11 @@
 switch ($true) {
     $IsLinux {
-        Import-Module "$PSScriptRoot/libs/linux-x64/PSModule.Sodium.dll"
+        $architecture = (uname -m)
+        if ($architecture -eq 'aarch64') {
+            Import-Module "$PSScriptRoot/libs/linux-arm64/PSModule.Sodium.dll"
+        } else {
+            Import-Module "$PSScriptRoot/libs/linux-x64/PSModule.Sodium.dll"
+        }
         $script:Supported = $true
     }
     $IsMacOS {