add s3 plugin

Author: wutianchen

.github/workflows/uber-jar.yml

@@ -69,6 +69,8 @@ jobs:
       - name: Build Docker image
         working-directory: ./target/
         run: |
+          cat Dockerfile
+          echo 'RUN ln -fs /opt/flink/opt/flink-s3-fs-hadoop-*.jar /opt/flink/plugins/flink-s3-fs-hadoop/.' >> Dockerfile
           DOCKER_TAG=$DOCKER_REPO:${{ env.VERSION }}-sqrl-${{ matrix.SQRL_VERSION }}-${{ matrix.FLINK_PROFILE }}
           docker build --build-arg SQRL_VERSION=${{ matrix.SQRL_VERSION }} --build-arg RUNNER_VERSION=${{ env.VERSION }} -t $DOCKER_TAG .
           docker push $DOCKER_TAG