# Stage 1: Frontend build
FROM node:26-alpine@sha256:c6ad9e9c1d80f6eb607c26b4b0a132ff7a2344fad1c78ea3baa2a7d4c8de6d94 AS frontend

WORKDIR /ui
ARG APP_VERSION

COPY ./ui/leafwiki-ui/package.json ./package.json
COPY ./ui/leafwiki-ui/package-lock.json ./package-lock.json
RUN npm ci --ignore-scripts

COPY ./ui/leafwiki-ui/ ./
RUN VITE_API_URL=/ APP_VERSION=${APP_VERSION} npm run build

# Stage 2: Go backend build
FROM golang:1.27.3-alpine@sha256:d200d2dd76b03a99b52651fd1325aff7dcd35422c35c01bac56571b0507f3deb AS builder

ARG APP_VERSION
ARG GOOS
ARG GOARCH
ARG CGO_ENABLED=0
ARG OUTPUT=leafwiki

ENV GOOS=${GOOS}
ENV GOARCH=${GOARCH}
ENV CGO_ENABLED=${CGO_ENABLED}

WORKDIR /build

COPY go.mod go.sum ./
RUN go mod download

COPY . .

# Copy built frontend
COPY --from=frontend /ui/dist ./internal/http/dist

# -tags nomsgpack drops gin's unused MessagePack codec (~5MB with -trimpath).
RUN go build -trimpath -tags nomsgpack \
  -ldflags="-s -w -X github.com/perber/wiki/internal/http.EmbedFrontend=true -X github.com/perber/wiki/internal/http.Environment=production -X main.Version=${APP_VERSION}" \
  -o /out/${OUTPUT} ./cmd/leafwiki