chore(website): only deploy website when there is a new release

.github/workflows/website.yml

@@ -4,6 +4,8 @@ on:
   push:
     branches:
       - main
+    tags:
+      - "v*.*.*"
   pull_request:
     branches:
       - main
@@ -24,7 +26,7 @@ env:
 jobs:
   test-deploy:
     name: Test deployment
-    if: github.event_name == 'pull_request'
+    if: ${{ !startsWith(github.ref, 'refs/tags/v') }}
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
@@ -44,7 +46,7 @@ jobs:
 
   deploy:
     name: Deploy website
-    if: github.event_name != 'pull_request'
+    if: startsWith(github.ref, 'refs/tags/v')
     runs-on: ubuntu-22.04
     environment:
       name: github-pages