Fix Vercel workflow secret gating

Author: jiayuqi7813

.github/workflows/vercel-production.yml

@@ -8,41 +8,53 @@ on:
 
 jobs:
   deploy:
-    if: ${{ secrets.VERCEL_TOKEN != '' && secrets.VERCEL_ORG_ID != '' && secrets.VERCEL_PROJECT_ID != '' }}
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - name: Check Vercel configuration
+        id: vercel-config
+        env:
+          VERCEL_TOKEN: ${{ secrets.VERCEL_TOKEN }}
+          VERCEL_ORG_ID: ${{ secrets.VERCEL_ORG_ID }}
+          VERCEL_PROJECT_ID: ${{ secrets.VERCEL_PROJECT_ID }}
+        run: |
+          if [ -n "${VERCEL_TOKEN}" ] && [ -n "${VERCEL_ORG_ID}" ] && [ -n "${VERCEL_PROJECT_ID}" ]; then
+            echo "configured=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "configured=false" >> "$GITHUB_OUTPUT"
+          fi
       - uses: actions/setup-node@v4
+        if: steps.vercel-config.outputs.configured == 'true'
         with:
           node-version: "22"
           cache: "npm"
           cache-dependency-path: docs/web/package-lock.json
       - name: Install Vercel CLI
+        if: steps.vercel-config.outputs.configured == 'true'
         run: npm install --global vercel@latest
       - name: Pull Vercel Environment
+        if: steps.vercel-config.outputs.configured == 'true'
         working-directory: docs/web
         run: vercel pull --yes --environment=production --token=${{ secrets.VERCEL_TOKEN }}
         env:
           VERCEL_ORG_ID: ${{ secrets.VERCEL_ORG_ID }}
           VERCEL_PROJECT_ID: ${{ secrets.VERCEL_PROJECT_ID }}
       - name: Build
+        if: steps.vercel-config.outputs.configured == 'true'
         working-directory: docs/web
         run: vercel build --prod --token=${{ secrets.VERCEL_TOKEN }}
         env:
           VERCEL_ORG_ID: ${{ secrets.VERCEL_ORG_ID }}
           VERCEL_PROJECT_ID: ${{ secrets.VERCEL_PROJECT_ID }}
       - name: Deploy
+        if: steps.vercel-config.outputs.configured == 'true'
         working-directory: docs/web
         run: vercel deploy --prebuilt --prod --token=${{ secrets.VERCEL_TOKEN }}
         env:
           VERCEL_ORG_ID: ${{ secrets.VERCEL_ORG_ID }}
           VERCEL_PROJECT_ID: ${{ secrets.VERCEL_PROJECT_ID }}
-
-  skip-without-secrets:
-    if: ${{ secrets.VERCEL_TOKEN == '' || secrets.VERCEL_ORG_ID == '' || secrets.VERCEL_PROJECT_ID == '' }}
-    runs-on: ubuntu-latest
-    steps:
       - name: Skip deploy when Vercel secrets are missing
+        if: steps.vercel-config.outputs.configured != 'true'
         run: |
           echo "Skipping Vercel production deploy because VERCEL_TOKEN, VERCEL_ORG_ID, or VERCEL_PROJECT_ID is not configured."
           echo "Configure those repository secrets to enable automatic production deployment."