rel paths

Author: davegarthsimpson

.github/workflows/build.yml

@@ -75,6 +75,7 @@ env:
         # as this runs on a self hosted runner, we need to override the default working directory,
         # otherwise paths in the build job will be too long for `light.exe`
         working-directory: 'C:\a'
+        relative-working-directory: '../../../../a'
       artifacts:
         - path: '*Windows_64bit.exe'
           name: Windows_X86-64_interactive_installer
@@ -305,14 +306,14 @@ jobs:
         if: fromJSON(matrix.config.container) == null
         uses: actions/checkout@v4
         with:
-          path: ${{ runner.os == 'Windows' && matrix.config.working-directory }}
+          path: ${{ runner.os == 'Windows' && matrix.config.relative-working-directory }}
 
       - name: Checkout
         # actions/checkout@v4 has dependency on a higher version of glibc than available in the Linux container.
         if: fromJSON(matrix.config.container) != null
         uses: actions/checkout@v3
         with:
-          path: ${{ runner.os == 'Windows' && matrix.config.working-directory }}
+          path: ${{ runner.os == 'Windows' && matrix.config.relative-working-directory }}
 
       - name: Install Node.js
         if: fromJSON(matrix.config.container) == null && runner.os != 'Windows'
@@ -422,14 +423,14 @@ jobs:
         with:
           if-no-files-found: error
           name: ${{ env.STAGED_CHANNEL_FILES_ARTIFACT }}
-          path: ${{ runner.os == 'Windows' && matrix.config.working-directory && format('{0}/{1}', matrix.config.working-directory, env.STAGED_CHANNEL_FILES_PATH) || env.STAGED_CHANNEL_FILES_PATH }}
+          path: ${{ runner.os == 'Windows' && matrix.config.relative-working-directory && format('{0}/{1}', matrix.config.relative-working-directory, env.STAGED_CHANNEL_FILES_PATH) || env.STAGED_CHANNEL_FILES_PATH }}
 
 
       - name: Upload [GitHub Actions]
         uses: actions/upload-artifact@v3
         with:
           name: ${{ env.JOB_TRANSFER_ARTIFACT }}
-          path: ${{ runner.os == 'Windows' && matrix.config.working-directory && format('{0}/{1}', matrix.config.working-directory, env.BUILD_ARTIFACTS_PATH) || env.BUILD_ARTIFACTS_PATH }}
+          path: ${{ runner.os == 'Windows' && matrix.config.relative-working-directory && format('{0}/{1}', matrix.config.relative-working-directory, env.BUILD_ARTIFACTS_PATH) || env.BUILD_ARTIFACTS_PATH }}
 
   merge-channel-files:
     needs: