chore: add check-version to publish script (Redocly#2446)

.github/workflows/publish.yml

@@ -2,8 +2,7 @@ name: Publish
 
 on:
   push:
-    tags:
-      - v[0-9]*.[0-9]*.[0-9]*
+    branches: [main]
 
 jobs:
   bundle:
@@ -45,9 +44,27 @@ jobs:
           name: bundles
           path: bundles
       - run: npm run e2e
+  check-version:
+    name: Check Version
+    runs-on: ubuntu-latest
+    needs: [bundle, unit-tests, e2e-tests]
+    outputs:
+      changed: ${{ steps.check.outputs.changed }}
+      version: ${{ steps.check.outputs.version }}
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+      - name: Set up Node.js
+        uses: actions/setup-node@v3
+      - name: Check if version has been updated
+        id: check
+        uses: EndBug/version-check@v2.0.1
+        with:
+          file-url: https://cdn.jsdelivr.net/npm/redoc/package.json
+          static-checking: localIsNew
   publish:
     name: Publish to NPM
-    needs: [bundle, unit-tests, e2e-tests]
+    needs: [check-version]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/setup-node@v3
@@ -77,7 +94,7 @@ jobs:
 
   publish-cdn:
     name: Publish to CDN
-    needs: [bundle, unit-tests, e2e-tests]
+    needs: [check-version]
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository