ci: add a github action to ensure no package version regression

.github/workflows/package_version_check.yml

@@ -0,0 +1,57 @@
+name: Check if package version is greater than the latest release version
+
+on:
+  pull_request:
+    types: [opened, edited]
+    branches:
+      - 'main'
+
+jobs:
+  list-and-pick-latest-release-branch:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: List branches
+        run: |
+          git fetch --all
+          release_branches=$(git branch -r | grep -E 'origin/release-[0-9]+\.[0-9]+' | sed 's/origin\///')
+          echo "Release branches:"
+          echo "$release_branches"
+          echo "$release_branches" > release_branches.txt
+
+      - name: Pick latest release branch
+        run: |
+          latest_branch=$(echo "$release_branches" | sort -t. -k1,1 -k2,2 -Vr | head -n 1)
+          echo "Latest release branch: $latest_branch"
+          latest_version=$(echo "$latest_branch" | sed -E 's/release-([0-9]+\.[0-9]+)/\1/' | sed 's/^[ \t]*//')
+          echo "Latest release version: $latest_version"
+          echo "$latest_version" > latest_release_version.txt
+
+      - name: Read Cargo.toml version
+        run: |
+          cargo_version=$(grep -oP '(?<=^version = ")[0-9]+\.[0-9]+' Cargo.toml)
+          echo "Cargo.toml version: $cargo_version"
+          echo "$cargo_version" > cargo_version.txt
+
+      - name: Compare versions
+        run: |
+          latest_version=$(cat latest_release_version.txt)
+          cargo_version=$(cat cargo_version.txt)
+
+          latest_major=$(echo $latest_version | cut -d. -f1)
+          latest_minor=$(echo $latest_version | cut -d. -f2)
+
+          cargo_major=$(echo $cargo_version | cut -d. -f1)
+          cargo_minor=$(echo $cargo_version | cut -d. -f2)
+
+          if [ "$cargo_major" -lt "$latest_major" ] || { [ "$cargo_major" -eq "$latest_major" ] && [ "$cargo_minor" -lt "$latest_minor" ]; }; then
+            echo "Error: Cargo.toml package version $cargo_version is not larger than $latest_version"
+            exit 1
+          else
+            echo "Cargo.toml version $cargo_version is larger than or equal to $latest_version"
+          fi