fixed: added regex validation for version name formatting

.github/workflows/deploy-main-channel-to-dev.yaml

@@ -16,6 +16,12 @@ jobs:
     if: |
       !contains(github.event.head_commit.message, 'skip-ci')
     steps:
+      - name: Validate git-tag input format
+        run: |
+          if [[ ! "${{ github.event.inputs.git-tag }}" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+            echo "Error: Invalid git-tag format. Please use the format 'X.Y.Z' (e.g., '2.9.3')." >&2
+            exit 1
+          fi
       - uses: actions/checkout@v2
         with:
           ref: main
@@ -44,16 +50,13 @@ jobs:
           NODE_ENV: production
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v1
-
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v1
-
       - name: Login to DockerHub
         uses: docker/login-action@v1
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
-
       - name: Build snapshot and push on merge
         id: docker_build_release
         uses: docker/build-push-action@v2
@@ -62,7 +65,6 @@ jobs:
           file: ./Dockerfile-dev
           push: true
           tags: greenstand/${{ github.event.repository.name }}-dev:${{ steps.package-version.outputs.current-version }}
-
       - id: export_bumped_version
         run: |
           export BUMPED_VERSION="${{ steps.package-version.outputs.current-version }}"