[Release] [CI] Optim release pipeline (#33156)

Signed-off-by: tjtanaa <tunjian.tan@embeddedllm.com>

.buildkite/release-pipeline.yaml

@@ -638,9 +638,93 @@ steps:
     depends_on:
       - step: upload-rocm-wheels
         allow_failure: true
+      - step: input-release-version
+        allow_failure: true
     agents:
       queue: cpu_queue_postmerge
     commands:
       - "bash .buildkite/scripts/annotate-rocm-release.sh"
     env:
       S3_BUCKET: "vllm-wheels"
+
+  # ROCm Job 5: Generate Root Index for ROCm Wheels (for release only)
+  # This is the job to create https://wheels.vllm.ai/rocm/ index allowing
+  # users to install with `uv pip install vllm --extra-index-url https://wheels.vllm.ai/rocm/`
+  - block: "Generate Root Index for ROCm Wheels for Release"
+    key: block-generate-root-index-rocm-wheels
+    depends_on: upload-rocm-wheels
+
+  - label: ":package: Generate Root Index for ROCm Wheels for Release"
+    depends_on: block-generate-root-index-rocm-wheels
+    id: generate-root-index-rocm-wheels
+    agents:
+      queue: cpu_queue_postmerge
+    commands:
+      - "bash tools/vllm-rocm/generate-rocm-wheels-root-index.sh"
+    env:
+      S3_BUCKET: "vllm-wheels"
+      VARIANT: "rocm700"
+
+  # ROCm Job 5: Build ROCm Release Docker Image
+  - label: ":rocm: :docker: Build ROCm Release Docker Image"
+    id: build-rocm-release-image
+    depends_on:
+      - step: build-rocm-base-wheels
+        allow_failure: false
+    agents:
+      queue: cpu_queue_postmerge
+    timeout_in_minutes: 60
+    commands:
+      - |
+        set -euo pipefail
+
+        # Login to ECR
+        aws ecr-public get-login-password --region us-east-1 | \
+          docker login --username AWS --password-stdin public.ecr.aws/q9t5s3a7
+
+        # Download Docker image from S3 (set by build-rocm-base-wheels)
+        DOCKER_IMAGE_S3_PATH="$$(buildkite-agent meta-data get rocm-docker-image-s3-path 2>/dev/null || echo '')"
+        if [ -z "$${DOCKER_IMAGE_S3_PATH}" ]; then
+          echo "ERROR: rocm-docker-image-s3-path metadata not found"
+          exit 1
+        fi
+
+        echo "Downloading base image from $${DOCKER_IMAGE_S3_PATH}"
+        mkdir -p artifacts/rocm-docker-image
+        aws s3 cp "$${DOCKER_IMAGE_S3_PATH}" artifacts/rocm-docker-image/rocm-base-image.tar.gz
+
+        # Load base Docker image
+        echo "Loading base Docker image..."
+        LOAD_OUTPUT=$$(gunzip -c artifacts/rocm-docker-image/rocm-base-image.tar.gz | docker load)
+        BASE_IMAGE_TAG=$$(echo "$${LOAD_OUTPUT}" | grep "Loaded image:" | sed 's/Loaded image: //')
+        echo "Loaded base image: $${BASE_IMAGE_TAG}"
+
+        # Tag and push the base image to ECR
+        docker tag "$${BASE_IMAGE_TAG}" public.ecr.aws/q9t5s3a7/vllm-release-repo:$${BUILDKITE_COMMIT}-rocm-base
+        docker push public.ecr.aws/q9t5s3a7/vllm-release-repo:$${BUILDKITE_COMMIT}-rocm-base
+        echo "Pushed base image: public.ecr.aws/q9t5s3a7/vllm-release-repo:$${BUILDKITE_COMMIT}-rocm-base"
+
+        # Get GPU architectures from meta-data
+        PYTORCH_ROCM_ARCH="$$(buildkite-agent meta-data get rocm-pytorch-rocm-arch 2>/dev/null || echo '')"
+        PYTORCH_ROCM_ARCH="$${PYTORCH_ROCM_ARCH:-gfx90a;gfx942;gfx950;gfx1100;gfx1101;gfx1200;gfx1201;gfx1150;gfx1151}"
+
+        # Build vLLM ROCm release image using cached base
+        DOCKER_BUILDKIT=1 docker build \
+          --build-arg max_jobs=16 \
+          --build-arg BASE_IMAGE="$${BASE_IMAGE_TAG}" \
+          --build-arg ARG_PYTORCH_ROCM_ARCH="$${PYTORCH_ROCM_ARCH}" \
+          --build-arg USE_SCCACHE=1 \
+          --build-arg SCCACHE_BUCKET_NAME=vllm-build-sccache \
+          --build-arg SCCACHE_REGION_NAME=us-west-2 \
+          --build-arg SCCACHE_S3_NO_CREDENTIALS=0 \
+          --tag public.ecr.aws/q9t5s3a7/vllm-release-repo:$${BUILDKITE_COMMIT}-rocm \
+          --target vllm-openai \
+          --progress plain \
+          -f docker/Dockerfile.rocm .
+
+        # Push to ECR
+        docker push public.ecr.aws/q9t5s3a7/vllm-release-repo:$${BUILDKITE_COMMIT}-rocm
+        echo "Pushed: public.ecr.aws/q9t5s3a7/vllm-release-repo:$${BUILDKITE_COMMIT}-rocm"
+    env:
+      DOCKER_BUILDKIT: "1"
+      S3_BUCKET: "vllm-wheels"

.buildkite/scripts/annotate-release.sh

@@ -32,6 +32,7 @@ To download and upload the image:
 \`\`\`
 docker pull public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-x86_64
 docker pull public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-aarch64
+docker pull public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-rocm-base
 docker pull public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-rocm
 
 docker tag public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-x86_64 vllm/vllm-openai:x86_64
@@ -46,11 +47,17 @@ docker tag vllm/vllm-openai:aarch64 vllm/vllm-openai:v${RELEASE_VERSION}-aarch64
 docker push vllm/vllm-openai:latest-aarch64
 docker push vllm/vllm-openai:v${RELEASE_VERSION}-aarch64
 
-docker tag public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-rocm vllm/vllm-openai:rocm
-docker tag vllm/vllm-openai:rocm vllm/vllm-openai:latest-rocm
-docker tag vllm/vllm-openai:rocm vllm/vllm-openai:v${RELEASE_VERSION}-rocm
-docker push vllm/vllm-openai:latest-rocm
-docker push vllm/vllm-openai:v${RELEASE_VERSION}-rocm
+docker tag public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-rocm-base vllm/vllm-openai-rocm:${BUILDKITE_COMMIT}-base
+docker tag vllm/vllm-openai-rocm:${BUILDKITE_COMMIT}-base vllm/vllm-openai-rocm:latest-base
+docker tag vllm/vllm-openai-rocm:${BUILDKITE_COMMIT}-base vllm/vllm-openai-rocm:v${RELEASE_VERSION}-base
+docker push vllm/vllm-openai-rocm:latest-base
+docker push vllm/vllm-openai-rocm:v${RELEASE_VERSION}-base
+
+docker tag public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-rocm vllm/vllm-openai-rocm:${BUILDKITE_COMMIT}
+docker tag vllm/vllm-openai-rocm:${BUILDKITE_COMMIT} vllm/vllm-openai-rocm:latest
+docker tag vllm/vllm-openai-rocm:${BUILDKITE_COMMIT} vllm/vllm-openai-rocm:v${RELEASE_VERSION}
+docker push vllm/vllm-openai-rocm:latest
+docker push vllm/vllm-openai-rocm:v${RELEASE_VERSION}
 
 docker manifest rm vllm/vllm-openai:latest
 docker manifest create vllm/vllm-openai:latest vllm/vllm-openai:latest-x86_64 vllm/vllm-openai:latest-aarch64

.buildkite/scripts/annotate-rocm-release.sh

@@ -3,25 +3,32 @@
 # SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 #
 # Generate Buildkite annotation for ROCm wheel release
-
 set -ex
 
 # Get build configuration from meta-data
 # Extract ROCm version dynamically from Dockerfile.rocm_base
-# BASE_IMAGE format: rocm/dev-ubuntu-22.04:7.1-complete -> extracts "7.1"
+# BASE_IMAGE format: rocm/dev-ubuntu-22.04:7.0-complete -> extracts "7.0"
 ROCM_VERSION=$(grep -E '^ARG BASE_IMAGE=' docker/Dockerfile.rocm_base | sed -E 's/.*:([0-9]+\.[0-9]+).*/\1/' || echo "unknown")
 PYTHON_VERSION=$(buildkite-agent meta-data get rocm-python-version 2>/dev/null || echo "3.12")
 PYTORCH_ROCM_ARCH=$(buildkite-agent meta-data get rocm-pytorch-rocm-arch 2>/dev/null || echo "gfx90a;gfx942;gfx950;gfx1100;gfx1101;gfx1200;gfx1201;gfx1150;gfx1151")
 
+# TODO: Enable the nightly build for ROCm
+# Get release version, default to 1.0.0.dev for nightly/per-commit builds
+RELEASE_VERSION=$(buildkite-agent meta-data get release-version 2>/dev/null || echo "")
+if [ -z "${RELEASE_VERSION}" ]; then
+  RELEASE_VERSION="1.0.0.dev"
+fi
+
 # S3 URLs
 S3_BUCKET="${S3_BUCKET:-vllm-wheels}"
 S3_REGION="${AWS_DEFAULT_REGION:-us-west-2}"
-S3_URL="https://${S3_BUCKET}.s3.${S3_REGION}.amazonaws.com"
-ROCM_PATH="rocm/${BUILDKITE_COMMIT}"
+S3_URL="http://${S3_BUCKET}.s3-website-${S3_REGION}.amazonaws.com"
 
+# Format ROCm version for path (e.g., "7.1" -> "rocm710")
+ROCM_VERSION_PATH="rocm$(echo ${ROCM_VERSION} | tr -d '.')"
+ROCM_PATH="rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}"
 buildkite-agent annotate --style 'success' --context 'rocm-release-workflow' << EOF
-## :rocm: ROCm Wheel Release
-
+## ROCm Wheel and Docker Image Releases
 ### Build Configuration
 | Setting | Value |
 |---------|-------|
@@ -34,41 +41,72 @@ buildkite-agent annotate --style 'success' --context 'rocm-release-workflow' <<
 ### :package: Installation
 
 **Install from this build (by commit):**
+
 \`\`\`bash
-uv pip install vllm --extra-index-url ${S3_URL}/${ROCM_PATH}/{rocm_variant}/
+pip install vllm --extra-index-url ${S3_URL}/${ROCM_PATH}/ --trusted-host ${S3_BUCKET}.s3-website-${S3_REGION}.amazonaws.com
 
-# Example:
-uv pip install vllm --extra-index-url ${S3_URL}/${ROCM_PATH}/rocm700/
+# Example for ROCm ${ROCM_VERSION}:
+pip install vllm --extra-index-url ${S3_URL}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/ --trusted-host ${S3_BUCKET}.s3-website-${S3_REGION}.amazonaws.com
 \`\`\`
 
 **Install from nightly (if published):**
+
 \`\`\`bash
-uv pip install vllm --extra-index-url ${S3_URL}/rocm/nightly/
+pip install vllm --extra-index-url ${S3_URL}/rocm/nightly/ --trusted-host ${S3_BUCKET}.s3-website-${S3_REGION}.amazonaws.com
 \`\`\`
 
 ### :floppy_disk: Download Wheels Directly
 
 \`\`\`bash
 # List all ROCm wheels
-aws s3 ls s3://${S3_BUCKET}/${ROCM_PATH}/
-
+aws s3 ls s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/
 # Download specific wheels
-aws s3 cp s3://${S3_BUCKET}/${ROCM_PATH}/vllm-*.whl .
-aws s3 cp s3://${S3_BUCKET}/${ROCM_PATH}/torch-*.whl .
-aws s3 cp s3://${S3_BUCKET}/${ROCM_PATH}/triton_rocm-*.whl .
-aws s3 cp s3://${S3_BUCKET}/${ROCM_PATH}/torchvision-*.whl .
-aws s3 cp s3://${S3_BUCKET}/${ROCM_PATH}/amdsmi-*.whl .
+aws s3 cp s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/vllm-*.whl .
+aws s3 cp s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/torch-*.whl .
+aws s3 cp s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/triton-*.whl .
+aws s3 cp s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/triton-kernels-*.whl .
+aws s3 cp s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/torchvision-*.whl .
+aws s3 cp s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/torchaudio-*.whl .
+aws s3 cp s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/amdsmi-*.whl .
+aws s3 cp s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/aiter-*.whl .
+aws s3 cp s3://${S3_BUCKET}/rocm/${BUILDKITE_COMMIT}/${ROCM_VERSION_PATH}/flash-attn-*.whl .
 \`\`\`
 
 ### :gear: Included Packages
 - **vllm**: vLLM with ROCm support
 - **torch**: PyTorch built for ROCm ${ROCM_VERSION}
-- **triton_rocm**: Triton built for ROCm
+- **triton**: Triton
+- **triton-kernels**: Triton kernels
 - **torchvision**: TorchVision for ROCm PyTorch
+- **torchaudio**: Torchaudio for ROCm PyTorch
 - **amdsmi**: AMD SMI Python bindings
+- **aiter**: Aiter for ROCm
+- **flash-attn**: Flash Attention for ROCm
 
 ### :warning: Notes
 - These wheels are built for **ROCm ${ROCM_VERSION}** and will NOT work with CUDA GPUs
 - Supported GPU architectures: ${PYTORCH_ROCM_ARCH}
 - Platform: Linux x86_64 only
+
+### :package: Docker Image Release
+
+To download and upload the image:
+
+\`\`\`
+docker pull public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-rocm-base
+docker pull public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-rocm
+
+docker tag public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-rocm-base vllm/vllm-openai-rocm:${BUILDKITE_COMMIT}-base
+docker tag vllm/vllm-openai-rocm:${BUILDKITE_COMMIT}-base vllm/vllm-openai-rocm:latest-base
+docker tag vllm/vllm-openai-rocm:${BUILDKITE_COMMIT}-base vllm/vllm-openai-rocm:v${RELEASE_VERSION}-base
+docker push vllm/vllm-openai-rocm:latest-base
+docker push vllm/vllm-openai-rocm:v${RELEASE_VERSION}-base
+
+docker tag public.ecr.aws/q9t5s3a7/vllm-release-repo:${BUILDKITE_COMMIT}-rocm vllm/vllm-openai-rocm:${BUILDKITE_COMMIT}
+docker tag vllm/vllm-openai-rocm:${BUILDKITE_COMMIT} vllm/vllm-openai-rocm:latest
+docker tag vllm/vllm-openai-rocm:${BUILDKITE_COMMIT} vllm/vllm-openai-rocm:v${RELEASE_VERSION}
+docker push vllm/vllm-openai-rocm:latest
+docker push vllm/vllm-openai-rocm:v${RELEASE_VERSION}
+\`\`\`
+
 EOF

docker/Dockerfile.rocm

@@ -227,7 +227,7 @@ RUN if [ "$GIT_REPO_CHECK" != "0" ]; then \
 # This ensures setuptools_scm sees clean repo state for version detection
 RUN --mount=type=bind,source=.git,target=vllm/.git \
     cd vllm \
-    && pip install setuptools_scm \
+    && pip install setuptools_scm regex \
     && VLLM_VERSION=$(python3 -c "import setuptools_scm; print(setuptools_scm.get_version())") \
     && echo "Detected vLLM version: ${VLLM_VERSION}" \
     && echo "${VLLM_VERSION}" > /tmp/vllm_version.txt
@@ -342,6 +342,19 @@ RUN mkdir src && mv vllm src/vllm
 FROM base AS final
 
 RUN python3 -m pip install --upgrade pip && rm -rf /var/lib/apt/lists/*
+
+# Clean up sccache from release image (not needed at runtime)
+# This removes the binary and wrappers that may have been installed during build
+RUN rm -f /usr/bin/sccache || true \
+    && rm -rf /opt/sccache-wrappers || true
+
+# Unset sccache environment variables for the release image
+# This prevents S3 bucket config from leaking into production images
+ENV SCCACHE_BUCKET=
+ENV SCCACHE_REGION=
+ENV SCCACHE_S3_NO_CREDENTIALS=
+ENV SCCACHE_IDLE_TIMEOUT=
+
 # Error related to odd state for numpy 1.20.3 where there is no METADATA etc, but an extra LICENSES_bundled.txt.
 # Manually remove it so that later steps of numpy upgrade can continue
 RUN case "$(which python3)" in \

tools/vllm-rocm/generate-rocm-wheels-root-index.sh

+#!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+#
+# Generate S3 PyPI Root Index for Latest Version
+#
+# Creates a PEP 503 compatible index.html at rocm/ pointing to the latest
+# semantic version's packages. This enables users to install with:
+#   uv pip install vllm --extra-index-url s3://vllm-wheels/rocm
+#
+# Usage:
+#   generate-root-index.sh [options]
+#
+# Options:
+#   --dry-run      Preview changes without uploading
+#   --version VER  Use specific version instead of auto-detecting latest
+#
+# Environment variables:
+#   S3_BUCKET   - Bucket name (default: vllm-wheels)
+#   VARIANT     - ROCm variant (default: rocm700)
+#   DRY_RUN     - Set to 1 for preview mode (same as --dry-run)
+
+set -euo pipefail
+
+# ======== Configuration ========
+BUCKET="${S3_BUCKET:-vllm-wheels}"
+VARIANT="${VARIANT:-rocm700}"
+DRY_RUN="${DRY_RUN:-0}"
+FORCE_VERSION=""
+
+# Parse command line arguments
+while [[ $# -gt 0 ]]; do
+    case $1 in
+        --dry-run)
+            DRY_RUN=1
+            shift
+            ;;
+        --version)
+            FORCE_VERSION="$2"
+            shift 2
+            ;;
+        *)
+            echo "Unknown option: $1"
+            exit 1
+            ;;
+    esac
+done
+
+# Working directory for generated files
+WORK_DIR=$(mktemp -d)
+trap 'rm -rf "$WORK_DIR"' EXIT
+
+echo "========================================"
+echo "Generate Root Index for Latest Version"
+echo "========================================"
+echo "S3 Bucket: $BUCKET"
+echo "ROCm Variant: $VARIANT"
+echo "Dry Run: $DRY_RUN"
+echo "========================================"
+echo ""
+
+# ======== Step 1: Find latest semantic version ========
+
+echo "Step 1: Finding latest semantic version..."
+
+# List all directories under rocm/
+aws s3api list-objects-v2 \
+    --bucket "$BUCKET" \
+    --prefix "rocm/" \
+    --delimiter "/" \
+    --query 'CommonPrefixes[].Prefix' \
+    --output text | tr '\t' '\n' > "$WORK_DIR/all_prefixes.txt"
+
+# Filter for semantic versions (x.y.z pattern)
+grep -oE 'rocm/[0-9]+\.[0-9]+\.[0-9]+/' "$WORK_DIR/all_prefixes.txt" | \
+    sed 's|rocm/||; s|/||' | \
+    sort -V > "$WORK_DIR/versions.txt" || true
+
+if [[ ! -s "$WORK_DIR/versions.txt" ]]; then
+    echo "ERROR: No semantic versions found under s3://$BUCKET/rocm/"
+    exit 1
+fi
+
+echo "Found versions:"
+cat "$WORK_DIR/versions.txt"
+echo ""
+
+if [[ -n "$FORCE_VERSION" ]]; then
+    LATEST_VERSION="$FORCE_VERSION"
+    echo "Using forced version: $LATEST_VERSION"
+else
+    LATEST_VERSION=$(tail -1 "$WORK_DIR/versions.txt")
+    echo "Latest version (auto-detected): $LATEST_VERSION"
+fi
+
+# Verify the version exists
+if ! grep -qx "$LATEST_VERSION" "$WORK_DIR/versions.txt"; then
+    echo "ERROR: Version $LATEST_VERSION not found in bucket"
+    exit 1
+fi
+
+# ======== Step 2: List packages from latest version ========
+
+echo ""
+echo "Step 2: Listing packages from rocm/$LATEST_VERSION/$VARIANT/..."
+
+VERSION_PREFIX="rocm/$LATEST_VERSION/$VARIANT/"
+
+# List package directories
+aws s3api list-objects-v2 \
+    --bucket "$BUCKET" \
+    --prefix "$VERSION_PREFIX" \
+    --delimiter "/" \
+    --query 'CommonPrefixes[].Prefix' \
+    --output text | tr '\t' '\n' > "$WORK_DIR/package_prefixes.txt" || true
+
+if [[ ! -s "$WORK_DIR/package_prefixes.txt" ]]; then
+    echo "ERROR: No packages found under s3://$BUCKET/$VERSION_PREFIX"
+    exit 1
+fi
+
+# Extract package names
+sed "s|${VERSION_PREFIX}||; s|/||g" "$WORK_DIR/package_prefixes.txt" | \
+    grep -v '^$' > "$WORK_DIR/packages.txt"
+
+echo "Found packages:"
+cat "$WORK_DIR/packages.txt"
+echo ""
+
+# ======== Step 3: Generate root index.html ========
+
+echo "Step 3: Generating root index.html..."
+
+mkdir -p "$WORK_DIR/output"
+
+{
+    cat <<'EOF'
+<!DOCTYPE html>
+<html>
+<head>
+    <meta name="pypi:repository-version" content="1.0">
+</head>
+<body>
+EOF
+
+    while read -r pkg; do
+        echo "    <a href=\"$pkg/\">$pkg</a><br>"
+    done < "$WORK_DIR/packages.txt"
+
+    cat <<'EOF'
+</body>
+</html>
+EOF
+} > "$WORK_DIR/output/index.html"
+
+echo "Generated root index.html:"
+cat "$WORK_DIR/output/index.html"
+echo ""
+
+# ======== Step 4: Copy and adjust package index files ========
+
+echo "Step 4: Copying and adjusting package index files..."
+
+while read -r pkg; do
+    echo "Processing package: $pkg"
+
+    # Download existing index.html from versioned path
+    SOURCE_INDEX="s3://$BUCKET/$VERSION_PREFIX$pkg/index.html"
+
+    mkdir -p "$WORK_DIR/output/$pkg"
+
+    if aws s3 cp "$SOURCE_INDEX" "$WORK_DIR/output/$pkg/index.html" 2>/dev/null; then
+        # Adjust relative paths:
+        # Original: href="../../../{commit}/wheel.whl" (from rocm/0.13.0/rocm710/vllm/)
+        # New:      href="../{commit}/wheel.whl"       (from rocm/vllm/)
+        sed -i 's|href="\.\./\.\./\.\./|href="../|g' "$WORK_DIR/output/$pkg/index.html"
+        echo "  - Downloaded and adjusted: $pkg/index.html"
+    else
+        echo "  - WARNING: Could not download index for $pkg"
+    fi
+done < "$WORK_DIR/packages.txt"
+
+echo ""
+
+# ======== Step 5: Upload to S3 ========
+
+echo "Step 5: Uploading to s3://$BUCKET/rocm/..."
+echo ""
+
+# List what would be uploaded
+echo "Files to upload:"
+find "$WORK_DIR/output" -name "*.html" -type f | while read -r file; do
+    rel_path="${file#$WORK_DIR/output/}"
+    echo "  rocm/$rel_path"
+done
+echo ""
+
+if [[ "$DRY_RUN" == "1" ]]; then
+    echo "DRY RUN - Skipping upload"
+    echo ""
+    echo "Preview of generated files:"
+    echo "----------------------------------------"
+    echo "rocm/index.html:"
+    cat "$WORK_DIR/output/index.html"
+    echo ""
+    echo "----------------------------------------"
+    echo "Sample package index (first package):"
+    FIRST_PKG=$(head -1 "$WORK_DIR/packages.txt")
+    if [[ -f "$WORK_DIR/output/$FIRST_PKG/index.html" ]]; then
+        echo "rocm/$FIRST_PKG/index.html:"
+        cat "$WORK_DIR/output/$FIRST_PKG/index.html"
+    fi
+else
+    # Upload all generated files
+    aws s3 cp --recursive "$WORK_DIR/output/" "s3://$BUCKET/rocm/" \
+        --content-type "text/html"
+
+    echo "Upload complete!"
+fi
+
+# ======== Summary ========
+
+echo ""
+echo "========================================"
+echo "Root Index Generation Complete!"
+echo "========================================"
+echo ""
+echo "Latest version: $LATEST_VERSION"
+echo "Packages indexed: $(wc -l < "$WORK_DIR/packages.txt")"
+echo ""
+echo "Install command:"
+echo "  uv pip install vllm --extra-index-url https://wheels.vllm.ai/rocm/"
+echo "========================================"