diff --git a/.gitea/workflows/cicd.yaml b/.gitea/workflows/cicd.yaml
index 65e06ee..b057b44 100644
--- a/.gitea/workflows/cicd.yaml
+++ b/.gitea/workflows/cicd.yaml
@@ -18,7 +18,11 @@ jobs:
       - name: Install deps
         run: pip install -r requirements.txt
       - name: Run tests
-        run: pytest tests.py
+        env:
+          DB_USER: ''  # Empty to force SQLite fallback
+          DB_PASS: ''
+          DB_NAME: ''
+        run: pytest
 
   build:
     needs: test
diff --git a/app.py b/app.py
index 8d095d4..56df6a5 100644
--- a/app.py
+++ b/app.py
@@ -4,10 +4,10 @@ from flask_bootstrap import Bootstrap5
 from models import db, Feature
 
 app = Flask(__name__)
-db_user = os.getenv('DB_USER', 'postgres')
-db_pass = os.getenv('DB_PASS', 'password')  # Fallback; overridden by env
-db_name = os.getenv('DB_NAME', 'demo_db')
-app.config['SQLALCHEMY_DATABASE_URI'] = f'postgresql://{db_user}:{db_pass}@db:5432/{db_name}'
+db_user = os.getenv('DB_USER')
+db_pass = os.getenv('DB_PASS')
+db_name = os.getenv('DB_NAME')
+app.config['SQLALCHEMY_DATABASE_URI'] = f'postgresql://{db_user}:{db_pass}@db:5432/{db_name}' if db_user else 'sqlite:///:memory:'  # Fallback only if no env (for tests)
 app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
 
 bootstrap = Bootstrap5(app)
@@ -16,6 +16,6 @@ db.init_app(app)
 @app.route('/')
 def index():
     with app.app_context():
-        Feature.seed_db()  # Seed on first load if empty
+        Feature.seed_db()
         features = Feature.query.all()
     return render_template('index.html', features=features)
diff --git a/tests.py b/tests.py
index 42475ea..b3078d3 100644
--- a/tests.py
+++ b/tests.py
@@ -1,11 +1,15 @@
 import pytest
-from app import app, db
-from models import Feature
+import os
+from app import app
+from models import db, Feature
 
 @pytest.fixture
 def client():
     app.config['TESTING'] = True
-    app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///:memory:'  # In-memory DB for tests
+    app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///:memory:'
+    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
+    db.init_app(app)  # Re-init DB with test config
+
     with app.test_client() as client:
         with app.app_context():
             db.create_all()
@@ -17,8 +21,7 @@ def test_index(client):
     assert response.status_code == 200
     assert b'Professional Demo Site' in response.data
 
-def test_seed_db(client):
+def test_seed_db(client):  # Add fixture here
     with app.app_context():
-        db.create_all()
         Feature.seed_db()
         assert Feature.query.count() == 3