Makefile

$(eval BUILD_COMMIT:=$(shell git rev-parse --short HEAD))
$(eval BUILD_TIME:=$(shell date -u '+%Y-%m-%dT%H:%M:%SZ'))
docker build --build-arg POSTGRES_HOST=`cat .tmp/postgres.host` \
    --build-arg POSTGRES_PORT=`cat .tmp/postgres.port` \
    --build-arg POSTGRES_PASSWORD=$(POSTGRES_PASSWORD) \
    --build-arg BUILD_COMMIT=$(BUILD_COMMIT) \
    --build-arg BUILD_TIME=$(BUILD_TIME) \
    . \
    -t xcoulon/go-url-shortener:$(BUILD_COMMIT)
docker tag xcoulon/go-url-shortener:$(BUILD_COMMIT) xcoulon/go-url-shortener:latest