FROM node:20-alpine

ENV NODE_ENV=production \
    NEXT_TELEMETRY_DISABLED=1 \
    HOST=0.0.0.0 \
    PORT=7860

WORKDIR /app

# Copy package.json and install production dependencies
COPY package.json ./
RUN npm install --only=production

# Copy standalone server and build artifacts
COPY server.js .
COPY .next ./.next
COPY public ./public
COPY docs ./docs

# Copy esbuild WASM from node_modules (too large for git, installed via npm)
RUN cp node_modules/esbuild-wasm/esbuild.wasm public/esbuild.wasm 2>/dev/null || true

EXPOSE 7860
CMD ["node", "server.js"]