.drone.yml

pipeline:
  release:
    image: plugins/ecr
    access_key: ${ACCESS_KEY}
    secret_key: ${SECRET_KEY}
    repo: ${ACCOUNT_ID}.dkr.ecr.us-west-1.amazonaws.com/klcc/klcc-api
    registry: ${ACCOUNT_ID}.dkr.ecr.us-west-1.amazonaws.com
    region: us-west-1
    tags:
      - latest
      - "${DRONE_TAG}"
    when:
      event: tag
  build:
    image: plugins/ecr
    access_key: ${ACCESS_KEY}
    secret_key: ${SECRET_KEY}
    repo: ${ACCOUNT_ID}.dkr.ecr.us-west-1.amazonaws.com/klcc/klcc-api
    registry: ${ACCOUNT_ID}.dkr.ecr.us-west-1.amazonaws.com
    region: us-west-1
    tags:
      - develop
    when:
      branch: develop
  slack:
    image: plugins/slack
    webhook: https://hooks.slack.com/services/...
    channel: ci
    username: drone

Dockerfile

FROM trifs/govendor

ENV PROJECT=klcc/api
ENV PROJECT_DIR=/go/src/${PROJECT}

RUN mkdir -p ${PROJECT_DIR}

WORKDIR ${PROJECT_DIR}
COPY . ${PROJECT_DIR}

RUN apk add --no-cache gcc musl-dev
RUN govendor fetch -v +missing
RUN go build -o app main.go

# ==============
FROM alpine

ENV PROJECT=klcc/api
ENV PROJECT_DIR=/go/src/${PROJECT}

COPY --from=0 ${PROJECT_DIR}/app /app

EXPOSE 8080

ENV PORT=8080
ENV GIN_MODE=release
ENV SECRET_KEY=12345678

ENV DB_DIALECT=postgres
ENV DB_HOST=db
ENV DB_NAME=klcc_api
ENV DB_USER=klcc_api
ENV DB_PASS=hKEw5Kv8vtvgbgu4pgHGwypZrHEJeJ1t

ENV AUTH_URI=https://ooo.xxx.tw

CMD [ "/app" ]