FROM node:22-alpine AS deps
WORKDIR /app
COPY package*.json ./
RUN npm ci

FROM node:22-alpine AS build
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

# Ensure lethean_ui submodule stubs exist
RUN rm -rf submodules/lethean_ui 2>/dev/null; \
    mkdir -p submodules/lethean_ui/src/styles && \
    printf 'import React from "react";\nexport function Footer({ className }) {\n  return React.createElement("footer", { className, style: { padding: "20px", textAlign: "center", color: "#888" } }, "Lethean Trade | lethean.io");\n}\n' > submodules/lethean_ui/src/index.tsx && \
    printf ':root { --primary: #00d4aa; }\n' > submodules/lethean_ui/src/styles/globals.scss && \
    printf '$primary: #00d4aa;\n' > submodules/lethean_ui/src/styles/variables.scss && \
    printf '{ "name": "lethean_ui", "version": "0.0.1", "main": "src/index.tsx" }\n' > submodules/lethean_ui/package.json

RUN npx next build

FROM node:22-alpine
WORKDIR /app
COPY --from=build /app/.next ./.next
COPY --from=build /app/node_modules ./node_modules
COPY --from=build /app/package.json ./
COPY --from=build /app/public ./public
COPY --from=build /app/next.config.js ./

ENV NODE_ENV=production
EXPOSE 30289

CMD ["npx", "next", "start", "-p", "30289"]