fix: use env context for secrets check in workflow

Author: nthduy-ankorstore

.github/workflows/deploy-pages.yml

@@ -26,8 +26,10 @@ jobs:
           cache: npm
 
       - name: Configure Artifactory registry
-        if: ${{ secrets.JF_NPM_TOKEN != '' }}
-        run: npm config set //ankorstore.jfrog.io/artifactory/api/npm/npm-virtual/:_auth ${{ secrets.JF_NPM_TOKEN }}
+        if: env.JF_NPM_TOKEN != ''
+        env:
+          JF_NPM_TOKEN: ${{ secrets.JF_NPM_TOKEN }}
+        run: npm config set //ankorstore.jfrog.io/artifactory/api/npm/npm-virtual/:_auth "$JF_NPM_TOKEN"
 
       - run: npm ci