e83ced580d
- Three-stage node:20-slim Dockerfile with --platform=linux/amd64 on all 3 FROM lines - Non-root nextjs:nodejs user, seeds/ copied for form library, uploads/ dir pre-created - HEALTHCHECK via wget pointing to /api/health, CMD node server.js - .dockerignore excludes node_modules, .next, .git, .env*, uploads/, *.md - .env.production.example with exactly 11 required vars (template, no real secrets, force-added past .env* glob)