Dockerfile

FROM golang:1.20-bullseye as base

RUN adduser \
  --disabled-password \
  --gecos "" \
  --home "/nonexistent" \
  --shell "/sbin/nologin" \
  --no-create-home \
  --uid 65532 \
  op

WORKDIR /app
COPY . ./
RUN go mod tidy 
RUN go get -v ./... 
RUN go mod download
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o main ./cmd/service/main.go

FROM scratch

ARG TEST
ENV TEST=${TEST}
ARG POSTGRES_USERNAME
ENV POSTGRES_USERNAME=${POSTGRES_USERNAME}
ARG POSTGRES_PASSWORD
ENV POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
ARG JWT_SECRET_KEY
ENV JWT_SECRET_KEY=${JWT_SECRET_KEY}
ARG REDIS_PASSWORD
ENV REDIS_PASSWORD=${REDIS_PASSWORD}

COPY --from=base /usr/share/zoneinfo /usr/share/zoneinfo
COPY --from=base /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
COPY --from=base /etc/passwd /etc/passwd
COPY --from=base /etc/group /etc/group

COPY --from=base /app/main .
COPY --from=base /app/config/ ./config/

USER op:op
EXPOSE 18000
EXPOSE 18080

CMD ["./main"]