# [0] Go build environment
FROM golang:1.24.5-alpine3.21 AS builder
WORKDIR /app-server/src

## Dependencies
#  Get
COPY ./src/go.mod ./src/go.sum ./
#  Download
RUN go mod download

## Executable
#  Get
COPY ./src .
#  Build
RUN go build -o ../build/app_server

# [1] Final image -> new FS
FROM alpine:latest
WORKDIR /root/

# RUN apk add --no-cache ca-certificates
# RUN apk add --no-cache bash

## Final build
#  Get
COPY --from=builder /app-server/build ./build
COPY ./certs ./certs
COPY ./*.env ./

# Run the app
CMD ["./build/app_server"]