Initial commit: Clean Mold Cost Calculator application

- Flask-based mold cost calculation application
- PostgreSQL database with SQLAlchemy ORM
- Docker/Podman containerization
- Comprehensive documentation in docs/
- Clean, organized codebase without obsolete files
- Production-ready deployment configuration
- Enhanced pytest configuration with coverage reporting
- Master/Development branch structure

tests/conftest.py

@@ -0,0 +1,82 @@
+import pytest
+from app import create_app, db
+from app.models import User
+from app.config import TestingConfig
+
+@pytest.fixture(scope='session')
+def app():
+    """Create and configure a Flask app for testing."""
+    app = create_app(TestingConfig)
+    
+    # Create the database and load test data
+    with app.app_context():
+        db.create_all()
+        yield app
+        db.session.remove()
+        db.drop_all()
+
+@pytest.fixture(scope='session')
+def client(app):
+    """A test client for the app."""
+    return app.test_client()
+
+@pytest.fixture(scope='session')
+def runner(app):
+    """A test CLI runner for the app."""
+    return app.test_cli_runner()
+
+@pytest.fixture(scope='function')
+def test_db(app):
+    """Create a fresh database for each test."""
+    with app.app_context():
+        db.create_all()
+        yield db
+        db.session.remove()
+        db.drop_all()
+
+@pytest.fixture
+def test_user(app):
+    """Create a test user."""
+    with app.app_context():
+        user = User.create(
+            username='testuser',
+            email='test@example.com',
+            company='Test Company',
+            password='Test123!'
+        )
+        db.session.commit()
+        return user
+
+@pytest.fixture
+def test_admin(app):
+    """Create a test admin user."""
+    with app.app_context():
+        admin = User.create(
+            username='admin',
+            email='admin@example.com',
+            company='Admin Company',
+            password='Admin123!'
+        )
+        admin.is_admin = True
+        db.session.commit()
+        return admin
+
+@pytest.fixture
+def auth_client(client, test_user):
+    """A test client that is authenticated."""
+    client.post('/login', data={
+        'email': 'test@example.com',
+        'password': 'Test123!',
+        'remember_me': False
+    })
+    return client
+
+@pytest.fixture
+def admin_client(client, test_admin):
+    """A test client that is authenticated as admin."""
+    client.post('/login', data={
+        'email': 'admin@example.com',
+        'password': 'Admin123!',
+        'remember_me': False
+    })
+    return client