Add support for tilde expansion

.github/workflows/test.yml

@@ -68,16 +68,24 @@ jobs:
         name: 'Artifact-A'
         path: some/new/path
 
+    # Test downloading an artifact using tilde expansion
+    - name: Download artifact A
+      uses: ./
+      with:
+        name: 'Artifact-A'
+        path: ~/some/path/with/a/tilde
+
     - name: Verify successful download
       run: |
-        $file = "some/new/path/file-A.txt"
-        if(!(Test-Path -path $file))
+        $file1 = "some/new/path/file-A.txt"
+        $file2 = "~/some/path/with/a/tilde/file-A.txt"
+        if(!(Test-Path -path $file1) -or !(Test-Path -path $file2))
         {
-            Write-Error "Expected file does not exist"
+            Write-Error "Expected files do not exist"
         }
-        if(!((Get-Content $file) -ceq "Lorem ipsum dolor sit amet"))
+        if(!((Get-Content $file1) -ceq "Lorem ipsum dolor sit amet") -or !((Get-Content $file2) -ceq "Lorem ipsum dolor sit amet"))
         {
-            Write-Error "File contents of downloaded artifact are incorrect"
+            Write-Error "File contents of downloaded artifacts are incorrect"
         }
       shell: pwsh