# # ---- Builder Stage ----
# FROM golang:1.24.4-alpine3.22 AS builder

# WORKDIR /app/controller

# # Copy Go module manifests
# COPY controller/go.mod controller/go.sum ./
# RUN go mod download

# # Copy the controller source code
# COPY controller/ ./

# # Build the binary
# RUN CGO_ENABLED=0 GOOS=linux go build -o /app/lst_ctl .


# # ---- Runtime Stage ----
# FROM alpine:latest

# WORKDIR /root/

# # Copy only the binary (no need for sources)
# COPY --from=builder /app/lst_ctl .

# # (Optional) Persist data output if controller writes files
# RUN mkdir -p /data
# VOLUME /data

# # Expose Gin API port
# EXPOSE 8080

# ENV RUNNING_IN_DOCKER=true

# CMD ["./lst_ctl"]

# ---- Build Go binary ----
FROM golang:1.24.4-alpine3.22 AS gobuilder

WORKDIR /src

# copy controller module
COPY controller/go.mod controller/go.sum ./
RUN go mod download

# copy all controller source code
COPY controller/ ./

# build binary into /bin
RUN CGO_ENABLED=0 GOOS=linux go build -o /bin/lst_ctl .


# ---- Runtime with Node ----
FROM node:20-alpine

WORKDIR /app

# copy binary from builder
COPY --from=gobuilder /bin/lst_ctl /usr/local/bin/lst_ctl

# copy repo root into /app (npm needs package.json, dist/, frontend/, etc)
COPY . .

# clear Node's default entrypoint (Docker Hub node images use ["docker-entrypoint.sh"])
ENTRYPOINT []

# expose gin api
EXPOSE 8080
ENV RUNNING_IN_DOCKER=true

# run binary (in PATH now, since it's under /usr/local/bin)
CMD ["lst_ctl"]