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>

packages/nutriphi-database/src/client.ts

@@ -0,0 +1,97 @@
+import { drizzle } from 'drizzle-orm/postgres-js';
+import postgres from 'postgres';
+import * as schema from './schema/index.js';
+
+// Singleton instance for the database client
+let dbInstance: ReturnType<typeof drizzle<typeof schema>> | null = null;
+let pgClient: ReturnType<typeof postgres> | null = null;
+
+/**
+ * Get the database URL from environment variables
+ */
+function getDatabaseUrl(): string {
+  const url = process.env.DATABASE_URL || process.env.NUTRIPHI_DATABASE_URL;
+  if (!url) {
+    throw new Error(
+      'Database URL not found. Set DATABASE_URL or NUTRIPHI_DATABASE_URL environment variable.'
+    );
+  }
+  return url;
+}
+
+/**
+ * Create a new database client
+ * Uses connection pooling with sensible defaults for serverless environments
+ */
+export function createClient(connectionString?: string) {
+  const url = connectionString || getDatabaseUrl();
+
+  const client = postgres(url, {
+    max: 10, // Maximum connections in the pool
+    idle_timeout: 20, // Close idle connections after 20 seconds
+    connect_timeout: 10, // Connection timeout in seconds
+    prepare: false, // Disable prepared statements for serverless
+  });
+
+  return drizzle(client, { schema });
+}
+
+/**
+ * Get the singleton database instance
+ * Creates a new instance if one doesn't exist
+ */
+export function getDb() {
+  if (!dbInstance) {
+    const url = getDatabaseUrl();
+    pgClient = postgres(url, {
+      max: 10,
+      idle_timeout: 20,
+      connect_timeout: 10,
+      prepare: false,
+    });
+    dbInstance = drizzle(pgClient, { schema });
+  }
+  return dbInstance;
+}
+
+/**
+ * Close the database connection
+ * Should be called when shutting down the application
+ */
+export async function closeDb() {
+  if (pgClient) {
+    await pgClient.end();
+    pgClient = null;
+    dbInstance = null;
+  }
+}
+
+// Export the database type for typing purposes
+export type Database = ReturnType<typeof createClient>;
+
+// Re-export commonly used Drizzle utilities
+export {
+  eq,
+  ne,
+  gt,
+  gte,
+  lt,
+  lte,
+  and,
+  or,
+  not,
+  inArray,
+  notInArray,
+  isNull,
+  isNotNull,
+  like,
+  ilike,
+  sql,
+  asc,
+  desc,
+  count,
+  sum,
+  avg,
+  min,
+  max,
+} from 'drizzle-orm';

packages/nutriphi-database/src/index.ts

@@ -0,0 +1,32 @@
+// Database client exports
+export { createClient, getDb, closeDb, type Database } from './client.js';
+
+// Re-export Drizzle utilities
+export {
+  eq,
+  ne,
+  gt,
+  gte,
+  lt,
+  lte,
+  and,
+  or,
+  not,
+  inArray,
+  notInArray,
+  isNull,
+  isNotNull,
+  like,
+  ilike,
+  sql,
+  asc,
+  desc,
+  count,
+  sum,
+  avg,
+  min,
+  max,
+} from './client.js';
+
+// Schema exports
+export * from './schema/index.js';

packages/nutriphi-database/src/schema/goals.ts

@@ -0,0 +1,21 @@
+import { pgTable, uuid, text, integer, timestamp } from 'drizzle-orm/pg-core';
+
+/**
+ * Nutrition goals table - stores user's daily nutrition targets
+ */
+export const nutritionGoals = pgTable('nutrition_goals', {
+  id: uuid('id').primaryKey().defaultRandom(),
+  userId: text('user_id').notNull().unique(),
+  caloriesTarget: integer('calories_target').notNull(),
+  proteinTarget: integer('protein_target').notNull(),
+  carbsTarget: integer('carbs_target').notNull(),
+  fatTarget: integer('fat_target').notNull(),
+  fiberTarget: integer('fiber_target'),
+  sugarLimit: integer('sugar_limit'),
+  createdAt: timestamp('created_at', { withTimezone: true }).defaultNow().notNull(),
+  updatedAt: timestamp('updated_at', { withTimezone: true }).defaultNow().notNull(),
+});
+
+// Type exports
+export type NutritionGoal = typeof nutritionGoals.$inferSelect;
+export type NewNutritionGoal = typeof nutritionGoals.$inferInsert;

packages/nutriphi-database/src/schema/index.ts

@@ -0,0 +1,5 @@
+// Meal schema and types
+export { meals, type Meal, type NewMeal, type FoodItem } from './meals.js';
+
+// Goals schema and types
+export { nutritionGoals, type NutritionGoal, type NewNutritionGoal } from './goals.js';

packages/nutriphi-database/src/schema/meals.ts

@@ -0,0 +1,67 @@
+import {
+  pgTable,
+  uuid,
+  text,
+  integer,
+  real,
+  timestamp,
+  index,
+  jsonb,
+} from 'drizzle-orm/pg-core';
+
+/**
+ * Meals table - stores all meal entries with nutrition data
+ */
+export const meals = pgTable(
+  'meals',
+  {
+    id: uuid('id').primaryKey().defaultRandom(),
+    userId: text('user_id').notNull(),
+    foodName: text('food_name').notNull(),
+    imageUrl: text('image_url'),
+    storagePath: text('storage_path'), // R2 path for deletion
+    calories: real('calories').default(0),
+    protein: real('protein').default(0),
+    carbohydrates: real('carbohydrates').default(0),
+    fat: real('fat').default(0),
+    fiber: real('fiber').default(0),
+    sugar: real('sugar').default(0),
+    sodium: real('sodium').default(0),
+    servingSize: text('serving_size'),
+    mealType: text('meal_type'), // breakfast | lunch | dinner | snack
+    analysisStatus: text('analysis_status').default('pending'), // pending | completed | failed | manual
+    healthScore: integer('health_score'), // 1-10
+    healthCategory: text('health_category'), // very_healthy | healthy | moderate | unhealthy
+    notes: text('notes'),
+    userRating: integer('user_rating'), // 1-5
+    foodItems: jsonb('food_items').$type<FoodItem[]>().default([]),
+    createdAt: timestamp('created_at', { withTimezone: true }).defaultNow().notNull(),
+    updatedAt: timestamp('updated_at', { withTimezone: true }).defaultNow().notNull(),
+  },
+  (table) => [
+    index('meals_user_id_idx').on(table.userId),
+    index('meals_created_at_idx').on(table.createdAt),
+    index('meals_user_created_idx').on(table.userId, table.createdAt),
+  ]
+);
+
+/**
+ * Food item type for meal ingredients
+ */
+export interface FoodItem {
+  id: string;
+  name: string;
+  category: 'protein' | 'vegetable' | 'grain' | 'fruit' | 'dairy' | 'fat' | 'processed' | 'beverage';
+  portionSize: string;
+  calories?: number;
+  protein?: number;
+  carbs?: number;
+  fat?: number;
+  fiber?: number;
+  sugar?: number;
+  confidence?: number;
+}
+
+// Type exports
+export type Meal = typeof meals.$inferSelect;
+export type NewMeal = typeof meals.$inferInsert;