Try to fix cache upload

Author: ulrikstrid

.ci/utils/publish-build-cache.yml

@@ -7,7 +7,12 @@ steps:
 
   - bash: 'cd $(ESY__CACHE_INSTALL_PATH) && tar -czf $(STAGING_DIRECTORY_UNIX)/esy-cache.tar .'
     workingDirectory: ''
-    condition: and(succeeded(), eq(variables['Build.SourceBranch'], 'refs/heads/master'))
+    condition: and(and(succeeded(), eq(variables['Build.SourceBranch'], 'refs/heads/master')), ne(variables['Agent.OS'], 'Windows_NT'))
+    displayName: '[Cache][Publish] Tar esy cache directory'
+
+  - bash: 'cd $(ESY__CACHE_INSTALL_PATH) && tar -hczf $(STAGING_DIRECTORY_UNIX)/esy-cache.tar .'
+    workingDirectory: ''
+    condition: and(and(succeeded(), eq(variables['Build.SourceBranch'], 'refs/heads/master')), eq(variables['Agent.OS'], 'Windows_NT'))
     displayName: '[Cache][Publish] Tar esy cache directory'
 
   - task: PublishPipelineArtifact@0

azure-pipelines.yml

@@ -37,7 +37,7 @@ stages:
           platform: Windows
           vmImage: vs2017-win2016
           STAGING_DIRECTORY: C:\Users\VssAdministrator\STAGING
-          STAGING_DIRECTORY_UNIX: /C/Users/VssAdministrator/STAGING
+          STAGING_DIRECTORY_UNIX: C:\Users\VssAdministrator\STAGING
           ESY__CACHE_INSTALL_PATH: /C/Users/VssAdministrator/.esy/3_/i
           ESY__CACHE_SOURCE_TARBALL_PATH: /C/Users/VssAdministrator/.esy/source/i