Dockerfile.api

# =============================================================================
# Azure IPAM API - Production Dockerfile
# Multi-stage build for Azure Functions Node.js runtime
# =============================================================================
# Build from repo root: docker build -f deploy/docker/Dockerfile.api -t azure-ipam-api .
# =============================================================================

# Stage 1: Build
FROM node:20-alpine AS builder

WORKDIR /app

# Copy package files
COPY api/package*.json ./

# Install all dependencies (including devDependencies for build)
RUN npm ci

# Copy source code
COPY api/ .

# Build TypeScript
RUN npm run build

# Stage 2: Production
FROM mcr.microsoft.com/azure-functions/node:4-node20-slim AS production

WORKDIR /home/site/wwwroot

# Copy package files from builder
COPY --from=builder /app/package*.json ./

# Install production dependencies only
RUN npm ci --only=production

# Copy built files from builder
COPY --from=builder /app/dist ./dist

# Copy Azure Functions configuration files
COPY --from=builder /app/host.json ./

# Environment variables
ENV AzureWebJobsScriptRoot=/home/site/wwwroot
ENV AzureFunctionsJobHost__Logging__Console__IsEnabled=true
ENV FUNCTIONS_WORKER_RUNTIME=node

# Expose Functions port
EXPOSE 7071

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
    CMD curl -f http://localhost:7071/api/health || exit 1