FROM node:20-alpine AS builder

WORKDIR /app

# Copy package files
COPY package*.json ./
RUN npm ci

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Production stage
FROM node:20-alpine

WORKDIR /app

# Copy built application
COPY --from=builder /app/dist ./dist
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/package.json ./
COPY --from=builder /app/public ./public

# Create non-root user
RUN addgroup -g 1000 appuser && \
    adduser -D -u 1000 -G appuser appuser && \
    mkdir -p /app/wallet && \
    chown -R appuser:appuser /app

USER appuser

EXPOSE 8080

ENV WALLET_STORAGE=/app/wallet
ENV DWN_ENDPOINT=http://web5-dwn:3000

CMD ["node", "dist/index.js"]