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 ./

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

USER appuser

EXPOSE 3000

ENV DWN_STORAGE_PATH=/app/data
ENV DID_METHOD=key

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