Fix yaml errors

.github/workflows/tests.yml

@@ -46,10 +46,10 @@ jobs:
         # Get Cmder version
         . scripts/utils.ps1
         $cmderVersion = Get-VersionStr
-        
+
         $summary = @"
         ## ✅ Run Tests - Workflow Summary
-        
+
         ### Test Environment
         | Property | Value |
         | --- | --- |
@@ -60,10 +60,10 @@ jobs:
         | Cmder Version | **$cmderVersion** |
         | PowerShell Version | **$($PSVersionTable.PSVersion)** |
         | Event | ``${{ github.event_name }}`` |
-        
+
         "@
-	
-	$summary | Add-Content -Path $env:GITHUB_STEP_SUMMARY -Encoding utf8
+
+        $summary | Add-Content -Path $env:GITHUB_STEP_SUMMARY -Encoding utf8
 
     - name: Initialize vendors
       shell: pwsh
@@ -85,23 +85,23 @@ jobs:
             $vendorInfo += "- **$dir**: $($version.Trim())"
           }
         }
-        
+
         $summary = @"
         ### ⚙️ Vendor Initialization
-        
+
         ✅ Vendor dependencies initialized successfully.
-        
+
         **Vendor Versions:**
+        "@
+
         $(
           if ($vendorInfo.Count -eq 0) {
-            "_No vendor version information available._"
+            $summary += "_No vendor version information available._"
           } else {
-            $vendorInfo -join "`n"
+            $summary += $vendorInfo -join '`n'
           }
         )
-        
-        "@
-        
+
         $summary | Add-Content -Path $env:GITHUB_STEP_SUMMARY -Encoding utf8
 
     - name: Summary - Test results table header
@@ -110,12 +110,12 @@ jobs:
       run: |
         $summary = @"
         ### 📋 Test Results
-        
+
         | Test | Status | Duration |
         | --- | --- | --- |
         "@
-	
-	$summary | Add-Content -Path $env:GITHUB_STEP_SUMMARY -Encoding utf8
+
+        $summary | Add-Content -Path $env:GITHUB_STEP_SUMMARY -Encoding utf8
 
     - name: Testing Clink Shell
       id: test-clink
@@ -153,15 +153,15 @@ jobs:
       shell: pwsh
       run: |
         $summary = @"
-        
+
         ### ✅ All Tests Completed
-        
+
         All shell environments tested successfully!
-        
+
         **Test Coverage:**
         - ✅ Clink shell environment (Windows cmd.exe with Clink)
         - ✅ PowerShell environment (with Cmder profile)
         - ✅ Bash environment (Git Bash integration)
         "@
-	
-	$summary | Add-Content -Path $env:GITHUB_STEP_SUMMARY -Encoding utf8
+
+        $summary | Add-Content -Path $env:GITHUB_STEP_SUMMARY -Encoding utf8