build: dockerize app, migrate on boot

compose.yml

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+services:
+  db:
+    image: docker.io/library/postgres:16
+    restart: unless-stopped
+    environment:
+      - POSTGRES_USER=postgres
+      - POSTGRES_PASSWORD=pass
+      - POSTGRES_DB=loft
+    ports:
+      - "5432:5432"
+    volumes:
+      - loft_db_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U postgres -d loft"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+  app:
+    image: loft
+    restart: unless-stopped
+    build: .
+    ports:
+      - "3000:3000"    
+    depends_on:
+      db:
+        condition: service_healthy
+    environment:
+      - DATABASE_URL=postgres://postgres:pass@db:5432/loft
+      - STORAGE_PATH=/app/storage
+    volumes:
+      - loft_storage:/app/storage
+  
+volumes:
+  loft_db_data:
+  loft_storage: