fix secret for indexer workflow

.github/workflows/rebuild-search-index.yml

@@ -6,6 +6,8 @@ jobs:
   build:
     if: github.repository_owner == 'spring-projects'
     runs-on: ubuntu-latest
+    env:
+      CONFIG_FILE: .github/actions/docsearch-config.json
     steps:
     - name: Checkout
       uses: actions/checkout@v3
@@ -13,16 +15,12 @@ jobs:
         fetch-depth: 5
     - name: Configure Indexer
       run: |
-        CONFIG_FILE=.github/actions/docsearch-config.json
-        if [ ! -f $CONFIG_FILE ]; then
-          curl -sL -o $CONFIG_FILE $(node -p "require('fs').readFileSync('antora-playbook.yml', 'utf8').match(/^  url: (.*)/m)[1]")/docsearch-config.json
-        fi
+        curl -sL -o $CONFIG_FILE $(node -p "require('fs').readFileSync('antora-playbook.yml', 'utf8').match(/^  url: (.*)/m)[1]")/docsearch-config.json
         INDEX_NAME=$(node -p "JSON.parse(require('fs').readFileSync('$CONFIG_FILE')).index_name")
-        echo "CONFIG_FILE=${CONFIG_FILE}" >> $GITHUB_ENV
         echo "INDEX_NAME_TMP=${INDEX_NAME}-${GITHUB_RUN_ID}" >> $GITHUB_ENV
     - name: Run Indexer
       uses: darrenjennings/algolia-docsearch-action@master
       with:
-        algolia_application_id: ${{ secrets.ALGOLIA_APP_ID }}
+        algolia_application_id: ${{ secrets.ALGOLIA_APPLICATION_ID }}
         algolia_api_key: ${{ secrets.ALGOLIA_API_KEY }}
         file: ${{ env.CONFIG_FILE }}