use _upload_docs job

Author: metascroy

.github/workflows/doc-build.yml

@@ -82,41 +82,8 @@ jobs:
 
   upload-gh-pages:
     needs: build
-    if: github.repository == 'pytorch/executorch' && github.event_name == 'push' && (github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v'))
-    permissions:
-      id-token: write
-      contents: write
-    uses: pytorch/test-infra/.github/workflows/linux_job_v2.yml@main
+    uses: pytorch/test-infra/.github/workflows/_upload_docs.yml@main
     with:
+      docs-branch: gh-pages
+      docs-name: docs
       repository: pytorch/executorch
-      download-artifact: docs
-      ref: gh-pages
-      timeout: 90
-      script: |
-        set -euo pipefail
-
-        # Get github.ref for the output doc folder. By default "main"
-        # If matches a tag like refs/tags/v1.12.0-rc3 or
-        # refs/tags/v1.12.0 convert to 1.12
-        export GITHUB_REF=${{ github.ref }}
-
-        # Convert refs/tags/v1.12.0rc3 into 1.12.
-        # Adopted from https://github.com/pytorch/pytorch/blob/main/.github/workflows/_docs.yml#L150C11-L155C13
-        if [[ "${GITHUB_REF}" =~ ^refs/tags/v([0-9]+\.[0-9]+) ]]; then
-          TARGET_FOLDER="${BASH_REMATCH[1]}"
-        else
-          TARGET_FOLDER="main"
-        fi
-        echo "Target Folder: ${TARGET_FOLDER}"
-
-        mkdir -p "${TARGET_FOLDER}"
-        # Clean up target folder if exists and copy html output to the
-        # Target folder
-        rm -rf "${TARGET_FOLDER}"/*
-        mv "${RUNNER_ARTIFACT_DIR}"/html/* "${TARGET_FOLDER}"
-        git add "${TARGET_FOLDER}" || true
-
-        git config user.name 'pytorchbot'
-        git config user.email '[email protected]'
-        git commit -m "Auto-generating sphinx docs" || true
-        git push -f