feat: PRWLR-3989 add PostgreSQL to project (#10)

* feat: PRWLR-3989 add postgresql to project

* chore: PRWLR-3989 add requested changes to docker structure

* chore: PRWLR-3989 update poetry.lock

src/backend/backend/settings.py

@@ -81,12 +81,15 @@ SPECTACULAR_SETTINGS = {
 WSGI_APPLICATION = "backend.wsgi.application"
 
 # Database
-# https://docs.djangoproject.com/en/5.0/ref/settings/#databases
 
 DATABASES = {
     "default": {
-        "ENGINE": "django.db.backends.sqlite3",
-        "NAME": BASE_DIR / "db.sqlite3",
+        "ENGINE": "django.db.backends.postgresql",
+        "NAME": "prowler_db",
+        "USER": "prowler",
+        "PASSWORD": "S3cret",
+        "HOST": "postgres-db",
+        "PORT": "5432",
     }
 }