diff --git a/.woodpecker.yaml b/.woodpecker.yaml
index 340f9fc..5eda517 100644
--- a/.woodpecker.yaml
+++ b/.woodpecker.yaml
@@ -1,6 +1,16 @@
+services:
+  - name: postgres
+    image: postgres:16
+    environment:
+      POSTGRES_DB: python_tdd_test
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: postgres
+
 steps:
-  - name: test-UTs
+  - name: test-UTs-n-ITs
     image: python:3.13-slim
+    environment:
+      DATABASE_URL: postgresql://postgres:postgres@postgres/python_tdd_test
     commands:
       - pip install -r requirements.txt
       - cd ./src
diff --git a/requirements.dev.txt b/requirements.dev.txt
index 4d42320..6f57054 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -3,7 +3,9 @@ attrs==25.4.0
 certifi==2025.11.12
 cffi==2.0.0
 charset-normalizer==3.4.4
+coverage
 cssselect==1.3.0
+dj-database-url
 Django==6.0
 django-stubs==5.2.8
 django-stubs-ext==5.2.8
diff --git a/requirements.txt b/requirements.txt
index 4c0c532..2575734 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,10 @@
 cssselect==1.3.0
 Django==6.0
+dj-database-url
 django-stubs==5.2.8
 django-stubs-ext==5.2.8
 gunicorn==23.0.0
 lxml==6.0.2
+psycopg2-binary
 requests==2.31.0
 whitenoise==6.11.0
diff --git a/src/.coveragerc b/src/.coveragerc
new file mode 100644
index 0000000..78d398c
--- /dev/null
+++ b/src/.coveragerc
@@ -0,0 +1,8 @@
+[run]
+source = apps
+omit =
+    */migrations/*
+    */tests/*
+
+[report]
+show_missing = true
\ No newline at end of file
diff --git a/src/apps/lyric/tests/unit/test_authentication.py b/src/apps/lyric/tests/unit/test_authentication.py
index 75f47f6..6cdfcfb 100644
--- a/src/apps/lyric/tests/unit/test_authentication.py
+++ b/src/apps/lyric/tests/unit/test_authentication.py
@@ -10,3 +10,8 @@ class SimpleAuthenticateTest(SimpleTestCase):
             HttpRequest(), "no-such-token"
         )
         self.assertIsNone(result)
+
+    def test_returns_None_if_no_uuid(self):
+        result = PasswordlessAuthenticationBackend().authenticate(HttpRequest())
+        self.assertIsNone(result)
+
diff --git a/src/core/settings.py b/src/core/settings.py
index 031de84..04b6935 100644
--- a/src/core/settings.py
+++ b/src/core/settings.py
@@ -12,6 +12,7 @@ https://docs.djangoproject.com/en/6.0/ref/settings/
 
 from pathlib import Path
 import os
+import dj_database_url
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
@@ -26,13 +27,11 @@ if 'DJANGO_DEBUG_FALSE' in os.environ:
     DEBUG = False
     SECRET_KEY = os.environ['DJANGO_SECRET_KEY']
     ALLOWED_HOSTS = [host.strip() for host in os.environ['DJANGO_ALLOWED_HOST'].split(',')]
-    db_path = os.environ['DJANGO_DB_PATH']
 else:
     DEBUG = True
     # SECURITY WARNING: keep the secret key used in production secret!
     SECRET_KEY = 'django-insecure-&9b_h=qpjy=sshhnsyg98&jp7(t6*v78__y%h2l$b#_@6z$-9r'
     ALLOWED_HOSTS = []
-    db_path = BASE_DIR / 'db.sqlite3'
 
 
 # Application definition
@@ -90,12 +89,16 @@ ASGI_APPLICATION = 'core.asgi.application'
 # Database
 # https://docs.djangoproject.com/en/6.0/ref/settings/#databases
 
-DATABASES = {
-    'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': db_path,
+DATABASE_URL = os.environ.get('DATABASE_URL')
+if DATABASE_URL:
+    DATABASES = {'default': dj_database_url.config(conn_max_age=600)}
+else:
+    DATABASES = {
+        'default': {
+            'ENGINE': 'django.db.backends.sqlite3',
+            'NAME': BASE_DIR / 'db.sqlite3',
+        }
     }
-}
 
 
 # Password validation