exchange/Dockerfile.api

# Exchange API Backend Dockerfile
FROM node:18-alpine AS builder

WORKDIR /app

# Copy package files
COPY package*.json yarn.lock* pnpm-lock.yaml* ./

# Install dependencies
RUN if [ -f yarn.lock ]; then yarn install --frozen-lockfile; \
    elif [ -f pnpm-lock.yaml ]; then npm install -g pnpm && pnpm install --frozen-lockfile; \
    else npm ci; fi

# Copy source code
COPY . .

# Build if needed
RUN if [ -f "tsconfig.json" ]; then npm run build || true; fi

# Production stage
FROM node:18-alpine

WORKDIR /app

# Install production dependencies only
COPY package*.json yarn.lock* pnpm-lock.yaml* ./
RUN if [ -f yarn.lock ]; then yarn install --production --frozen-lockfile; \
    elif [ -f pnpm-lock.yaml ]; then npm install -g pnpm && pnpm install --prod --frozen-lockfile; \
    else npm ci --production; fi

# Copy built application
COPY --from=builder /app .

# Create non-root user
RUN addgroup -g 1001 -S nodejs && \
    adduser -S nodejs -u 1001

USER nodejs

EXPOSE 3010

# Start the API server
CMD ["node", "server.js"]