Update release.yml

Signed-off-by: Hudson Xing <77495133+harvenstar@users.noreply.github.com>

Author: harvenstar

.github/workflows/release.yml

@@ -33,6 +33,22 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Delete existing tag (if any)
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const tag = '${{ github.event.inputs.version }}';
+            try {
+              await github.git.deleteRef({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                ref: `tags/${tag}`
+              });
+              console.log(`Deleted existing tag: ${tag}`);
+            } catch (e) {
+              console.log(`Tag ${tag} does not exist or already deleted.`);
+            }
+
       # Step 2: Download the build artifact from your 'Build' workflow.
       # This finds the latest successful run on the specified branch and downloads the artifact.
       - name: Download artifact from build workflow