To install oracle instant client:

sudo apt update
sudo apt install -y alien libaio1
wget -c https://download.oracle.com/otn_software/linux/instantclient/2113000/oracle-instantclient-basic-21.13.0.0.0-1.el8.x86_64.rpm
wget -c https://download.oracle.com/otn_software/linux/instantclient/2113000/oracle-instantclient-sqlplus-21.13.0.0.0-1.el8.x86_64.rpm
wget -c https://download.oracle.com/otn_software/linux/instantclient/2113000/oracle-instantclient-devel-21.13.0.0.0-1.el8.x86_64.rpm
sudo alien -i oracle-instantclient-*.rpm
sudo ldconfig
sqlplus system/secret@oracledb/xe

For MongoDB

  mongo-one:
    image: bitnami/mongodb:7.0.7
    environment:
      - MONGODB_ADVERTISED_HOSTNAME=mongo-one
      - MONGODB_REPLICA_SET_MODE=primary
      - MONGODB_ROOT_PASSWORD=changeit
      - MONGODB_REPLICA_SET_KEY=MDMFRAPPE
    volumes:
      - mongo-one-data:/bitnami/mongodb

  mongo-two:
    image: bitnami/mongodb:7.0.7
    environment:
      - MONGODB_ADVERTISED_HOSTNAME=mongo-two
      - MONGODB_REPLICA_SET_MODE=secondary
      - MONGODB_INITIAL_PRIMARY_HOST=mongo-one
      - MONGODB_INITIAL_PRIMARY_ROOT_PASSWORD=changeit
      - MONGODB_REPLICA_SET_KEY=MDMFRAPPE
    volumes:
      - mongo-two-data:/bitnami/mongodb

  mongo-arbiter:
    image: docker.io/bitnami/mongodb:7.0.7
    depends_on:
      - mongo-one
    environment:
      - MONGODB_ADVERTISED_HOSTNAME=mongo-arbiter
      - MONGODB_REPLICA_SET_MODE=arbiter
      - MONGODB_INITIAL_PRIMARY_HOST=mongo-one
      - MONGODB_INITIAL_PRIMARY_ROOT_PASSWORD=changeit
      - MONGODB_REPLICA_SET_KEY=MDMFRAPPE
    volumes:
      - mongo-arbiter-data:/bitnami/mongodb


volumes:
  mongo-one-data:
  mongo-two-data:
  mongo-arbiter-data: