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

pytest.ini

@@ -0,0 +1,38 @@
+[pytest]
+# Test discovery
+testpaths = tests
+python_files = test_*.py
+python_classes = Test*
+python_functions = test_*
+
+# Test options
+addopts = 
+    -v 
+    --cov=app 
+    --cov-report=term-missing 
+    --cov-report=html:htmlcov
+    --cov-report=xml
+    --strict-markers
+    --disable-warnings
+    --tb=short
+
+# Test markers
+markers =
+    unit: Unit tests
+    integration: Integration tests
+    slow: Slow running tests
+    deployment: Deployment related tests
+    calculation: Calculation logic tests
+    auth: Authentication tests
+    admin: Admin functionality tests
+
+# Timeout settings
+timeout = 30
+
+# Warning filters
+filterwarnings =
+    ignore::DeprecationWarning
+    ignore::UserWarning
+    ignore::PendingDeprecationWarning
+    ignore::FutureWarning
+    ignore::RuntimeWarning