style(invariants): apply ruff format to invariant model files

Fix formatting in features/steps/invariant_model_steps.py,
robot/helper_invariant_model.py, and
src/cleveragents/infrastructure/database/models.py to pass
the CI lint/format check gate.

features/steps/invariant_model_steps.py

@@ -92,9 +92,7 @@ def step_try_persist_invariant(context: Context) -> None:
 @then("I can retrieve the Invariant by its ID")
 def step_retrieve_invariant(context: Context) -> None:
     inv = (
-        context._inv_session.query(InvariantModel)
-        .filter_by(id=context._inv_id)
-        .first()
+        context._inv_session.query(InvariantModel).filter_by(id=context._inv_id).first()
     )
     assert inv is not None, f"Invariant with id={context._inv_id} not found"
     context._inv_retrieved = inv
@@ -109,9 +107,10 @@ def step_check_description(context: Context, expected: str) -> None:
 
 @then("the persisted Invariant is_active should be True")
 def step_check_is_active_true(context: Context) -> None:
-    assert context._inv_retrieved.is_active is True or context._inv_retrieved.is_active == 1, (
-        f"Expected is_active=True, got {context._inv_retrieved.is_active!r}"
-    )
+    assert (
+        context._inv_retrieved.is_active is True
+        or context._inv_retrieved.is_active == 1
+    ), f"Expected is_active=True, got {context._inv_retrieved.is_active!r}"
 
 
 @then("the persisted Invariant created_at should not be empty")
@@ -156,18 +155,14 @@ def step_mixed_invariants(
 @when("I query Invariants filtered by is_active True")
 def step_query_active(context: Context) -> None:
     context._inv_results = (
-        context._inv_session.query(InvariantModel)
-        .filter_by(is_active=True)
-        .all()
+        context._inv_session.query(InvariantModel).filter_by(is_active=True).all()
     )
 
 
 @when("I query Invariants filtered by is_active False")
 def step_query_inactive(context: Context) -> None:
     context._inv_results = (
-        context._inv_session.query(InvariantModel)
-        .filter_by(is_active=False)
-        .all()
+        context._inv_session.query(InvariantModel).filter_by(is_active=False).all()
     )
 
 
@@ -194,9 +189,7 @@ def step_persisted_active(context: Context) -> None:
 @when("I set is_active to False on the Invariant")
 def step_deactivate(context: Context) -> None:
     inv = (
-        context._inv_session.query(InvariantModel)
-        .filter_by(id=context._inv_id)
-        .first()
+        context._inv_session.query(InvariantModel).filter_by(id=context._inv_id).first()
     )
     assert inv is not None
     inv.is_active = False
@@ -207,9 +200,7 @@ def step_deactivate(context: Context) -> None:
 @then("the Invariant is_active should be False")
 def step_check_is_active_false(context: Context) -> None:
     inv = (
-        context._inv_session.query(InvariantModel)
-        .filter_by(id=context._inv_id)
-        .first()
+        context._inv_session.query(InvariantModel).filter_by(id=context._inv_id).first()
     )
     assert inv is not None
     assert inv.is_active is False or inv.is_active == 0, (

robot/helper_invariant_model.py

@@ -25,9 +25,7 @@ def _make_db() -> tuple[object, object]:
     return engine, session
 
 
-def _make_invariant(
-    description: str, is_active: bool = True
-) -> InvariantModel:
+def _make_invariant(description: str, is_active: bool = True) -> InvariantModel:
     return InvariantModel(
         id=str(uuid.uuid4()),
         description=description,
@@ -147,9 +145,7 @@ def _test_table_exists() -> None:
     engine, _ = _make_db()
     inspector = inspect(engine)
     tables = inspector.get_table_names()
-    assert "invariants" in tables, (
-        f"Table 'invariants' not found. Available: {tables}"
-    )
+    assert "invariants" in tables, f"Table 'invariants' not found. Available: {tables}"
     print("invariant-table-ok")
 
 

src/cleveragents/infrastructure/database/models.py

@@ -3655,6 +3655,4 @@ class InvariantModel(Base):  # type: ignore[misc]
     # Whether this invariant is currently active (default True)
     is_active = Column(Boolean, nullable=False, default=True, server_default="1")
 
-    __table_args__ = (
-        Index("ix_invariants_is_active", "is_active"),
-    )
+    __table_args__ = (Index("ix_invariants_is_active", "is_active"),)