Is this a BUG REPORT or FEATURE REQUEST?:

Uncomment only one, leave it on its own line:

/kind feature

What happened:
The docker images and binaries don't have the arm version.
What you expected to happen:
Support building for arm manually or provide the arm version images and binaries.
How to reproduce it (as minimally and precisely as possible):

Anything else we need to know?:

Environment:

• Hotpot(release/branch) version:
  development
• OS (e.g. from /etc/os-release):
  NAME="Ubuntu"
  VERSION="18.04.2 LTS (Bionic Beaver)"
  ID=ubuntu
  ID_LIKE=debian
  PRETTY_NAME="Ubuntu 18.04.2 LTS"
  VERSION_ID="18.04"
  HOME_URL="https://www.ubuntu.com/"
  SUPPORT_URL="https://help.ubuntu.com/"
  BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
  PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
  VERSION_CODENAME=bionic
  UBUNTU_CODENAME=bionic
• Kernel (e.g. uname -a):
  Linux ubuntu 4.15.0-45-generic Update etcd url generation #48-Ubuntu SMP Tue Jan 29 16:32:18 UTC 2019 aarch64 aarch64 aarch64 GNU/Linux
• Install tools:
• Others: