feat: add initial database models and changelog for financial inputs and projects

models/__init__.py

@@ -0,0 +1,17 @@
+"""Database models for the CalMiner domain."""
+
+from .financial_input import FinancialCategory, FinancialInput
+from .project import MiningOperationType, Project
+from .scenario import Scenario, ScenarioStatus
+from .simulation_parameter import DistributionType, SimulationParameter
+
+__all__ = [
+    "FinancialCategory",
+    "FinancialInput",
+    "MiningOperationType",
+    "Project",
+    "Scenario",
+    "ScenarioStatus",
+    "DistributionType",
+    "SimulationParameter",
+]