Global refactoring of the project to use poetry and implement tests,

fixing bugs, changing the handling of dto and db models, preparing to
add new functionality

docker-compose.yml

@@ -1,33 +1,30 @@
 services:
   db:
-    image: postgres:15-alpine
-    environment:
-      POSTGRES_USER: ${POSTGRES_USER}
-      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
-      POSTGRES_DB: ${POSTGRES_DB}
-    ports:
-      - "5432:5432"
+    container_name: db_library
+    image: postgres
+    expose:
+      - 5432
     volumes:
-      - postgres_data:/var/lib/postgresql/data
+      - ./data/db:/var/lib/postgresql/data
+    env_file:
+      - ./.env
 
   api:
+    container_name: api_library
     build: .
-    environment:
-      DATABASE_URL: postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_DB}
+    command: bash -c "alembic upgrade head && uvicorn library_service.main:app --reload --host 0.0.0.0 --port 8000"
+    volumes:
+      - .:/code
     ports:
       - "8000:8000"
-    volumes:
-      - ./src/app/migrations/versions:/code/app/migrations/versions
     depends_on:
       - db
 
-  test:
+  tests:
+    container_name: tests
     build: .
-    command: pytest
-    environment:
-      DATABASE_URL: postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_DB}
+    command: bash -c "pytest tests/test_misc.py"
+    volumes:
+      - .:/code
     depends_on:
       - db
-
-volumes:
-  postgres_data: