chore: Add skopeo to manual freeze images workflow (opea-project#620)

Signed-off-by: Sun, Xuehao <xuehao.sun@intel.com>

.github/workflows/manual-freeze-images.yml

@@ -21,6 +21,11 @@ jobs:
         with:
           python-version: "3.10"
 
+      - name: install skopeo
+        run: |
+          sudo apt update
+          sudo apt -y install skopeo
+
       - name: Set up Git
         run: |
           git config --global user.name "NeuralChatBot"

.github/workflows/scripts/freeze_images.sh

@@ -3,19 +3,28 @@
 # Copyright (C) 2024 Intel Corporation
 # SPDX-License-Identifier: Apache-2.0
 
+declare -A dict
+dict["langchain/langchain"]="docker://docker.io/langchain/langchain"
+# dict["ghcr.io/huggingface/text-generation-inference"]="docker://ghcr.io/huggingface/text-generation-inference"
+
 function get_latest_version() {
     repo_image=$1
-    versions=$(curl -s "https://registry.hub.docker.com/v2/repositories/$repo_image/tags/" | jq '."results"[]["name"]' | tr -d '"')
-    echo "version list: $versions"
-    latest_version=$(printf "%s\n" "${versions[@]}" | grep -v "latest" | sort -V | tail -n 1)
+    versions=$(skopeo list-tags ${dict[$repo_image]} | jq -r '.Tags[]')
+    printf "version list:\n$versions\n"
+    latest_version=$(printf "%s\n" "${versions[@]}" | grep -E '^[\.rc0-9\-]+$' | sort -V | tail -n 1)
     echo "latest version: $latest_version"
     replace_image_version $repo_image $latest_version
 }
 
 function replace_image_version() {
     repo_image=$1
     version=$2
-    find . -name "Dockerfile" | xargs sed -i "s|$repo_image:latest|$repo_image:$version|g"
+    if [[ -z "$version" ]]; then
+        echo "version is empty"
+    else
+        echo "replace $repo_image:latest with $repo_image:$version"
+        find . -name "Dockerfile" | xargs sed -i "s|$repo_image:latest|$repo_image:$version|g"
+    fi
 }
 
 function check_branch_name() {
@@ -29,13 +38,11 @@ function check_branch_name() {
 
 function main() {
     check_branch_name
-    repo_image_list="langchain/langchain"
-    for repo_image in $repo_image_list; do
+    for repo_image in "${!dict[@]}"; do
         echo "::group::check $repo_image"
         get_latest_version $repo_image
         echo "::endgroup::"
     done
-    freeze_tag_in_markdown
 }
 
 main