feat(nutriphi): migrate from Supabase to PostgreSQL + Hetzner S3

- Add nutriphi-database package with Drizzle ORM
  - meals and nutrition_goals schemas
  - PostgreSQL 16 Docker setup
  - Drizzle Kit configuration

- Migrate backend from Supabase to Drizzle
  - Add DatabaseModule with connection pooling
  - Add StorageService for Hetzner Object Storage (S3-compatible)
  - Update MealsService with Drizzle queries
  - Add /api/meals/upload endpoint for image upload + analysis

- Update web app to use backend for uploads
  - Remove Supabase Storage direct upload
  - Update uploadService to send images to backend
  - Remove Supabase dependencies from package.json
  - Simplify hooks.server.ts

- Add Coolify deployment configuration
  - Dockerfile for production build
  - docker-compose.coolify.yml

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

nutriphi/backend/.env.example

@@ -0,0 +1,20 @@
+# Google Gemini Configuration
+GEMINI_API_KEY=your-gemini-api-key-here
+
+# PostgreSQL Database (using nutriphi-database package)
+DATABASE_URL=postgresql://nutriphi:nutriphi_dev_password@localhost:5435/nutriphi
+
+# Hetzner Object Storage (S3-compatible)
+# Create in Coolify Dashboard -> S3 Storages
+S3_ENDPOINT=https://fsn1.your-objectstorage.com
+S3_ACCESS_KEY_ID=your-access-key-id
+S3_SECRET_ACCESS_KEY=your-secret-access-key
+S3_BUCKET_NAME=nutriphi-meals
+S3_REGION=fsn1
+S3_PUBLIC_URL=https://nutriphi-meals.fsn1.your-objectstorage.com
+
+# Mana Core Auth Service
+MANACORE_AUTH_URL=https://auth.manacore.de
+
+# Server Configuration
+PORT=3002