Use ./gradlew run.

Signed-off-by: dblock <[email protected]>

.github/workflows/test_unreleased.yml

@@ -28,31 +28,14 @@ jobs:
         working-directory: opensearch
         run: echo key=`git log -1 --format='%H'` >> $GITHUB_OUTPUT
 
-      - name: Restore cached build
-        id: cache-restore
-        uses: actions/cache/restore@v3
-        with:
-          path: opensearch/distribution/archives/linux-tar/build/distributions
-          key: ${{ steps.get-key.outputs.key }}
-
       - name: Assemble OpenSearch
-        if: steps.cache-restore.outputs.cache-hit != 'true'
         working-directory: opensearch
-        run: ./gradlew :distribution:archives:linux-tar:assemble
-
-      - name: Save cached build
-        if: steps.cache-restore.outputs.cache-hit != 'true'
-        uses: actions/cache/save@v3
-        with:
-          path: opensearch/distribution/archives/linux-tar/build/distributions
-          key: ${{ steps.get-key.outputs.key }}
+        run: ./gradlew assemble
 
       - name: Run OpenSearch
-        working-directory: opensearch/distribution/archives/linux-tar/build/distributions
+        working-directory: opensearch
         run: |
-          tar xf opensearch-min-*
-          echo "discovery.type: single-node" >> ./opensearch-*/config/opensearch.yml
-          ./opensearch-*/bin/opensearch &
+          ./gradlew run &
           for attempt in {1..20}; do sleep 5; if curl -s localhost:9200; then echo '=====> ready'; break; fi; echo '=====> waiting...'; done
       
       - name: Checkout PHP Client