Add production Docker deployment configuration

- Add multi-stage Dockerfile for Next.js standalone build
- Add docker-compose.deploy.yml for production deployment
- Add entrypoint.sh for database migration and startup
- Add .dockerignore for efficient Docker builds
- Add docker/.env.production with all required env vars
- Add Caddyfile.prod with security headers and optimizations
- Update next.config.ts with output: standalone for Docker
- Add DOCKER_DEPLOYMENT.md with comprehensive deployment guide

docker/entrypoint.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+set -e
+
+# Wait for database to be ready
+until pg_isready -h "${DB_HOST:-postgres}" -U "${POSTGRES_USER:-epicure}" -d "${POSTGRES_DB:-epicure}"; do
+  echo "Waiting for PostgreSQL to be ready..."
+  sleep 2
+done
+
+echo "PostgreSQL is ready!"
+
+# Run migrations
+echo "Running database migrations..."
+cd /app/apps/web
+pnpm db:migrate || true
+
+echo "Starting application..."
+exec node /app/apps/web/.next/standalone/server.js