updated the architecture

docker-compose.yml

@@ -0,0 +1,34 @@
+services:
+  db:
+    image: postgres:16-alpine
+    environment:
+      POSTGRES_USER: securelens
+      POSTGRES_PASSWORD: securelens
+      POSTGRES_DB: securelens
+    ports:
+      - "5433:5432"
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U securelens"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+  backend:
+    build: .
+    ports:
+      - "8000:8000"
+    env_file:
+      - .env
+    environment:
+      DATABASE_URL: postgresql+asyncpg://securelens:securelens@db:5432/securelens
+    volumes:
+      - .:/app
+    command: uvicorn app.main:app --host 0.0.0.0 --port 8000 --reload
+    depends_on:
+      db:
+        condition: service_healthy
+
+volumes:
+  pgdata: