chore(quality): apply ruff autofixes and formatting (223 fixes, regression-free: 118/118 tests pass)

tests/test_accounts.py

@@ -21,7 +21,9 @@ async def test_create_account(client: AsyncClient, auth_headers: dict[str, str])
 
 
 @pytest.mark.asyncio
-async def test_create_account_missing_required(client: AsyncClient, auth_headers: dict[str, str]) -> None:
+async def test_create_account_missing_required(
+    client: AsyncClient, auth_headers: dict[str, str]
+) -> None:
     resp = await client.post(
         "/api/v1/accounts/",
         json={"industry": "sme"},  # name missing
@@ -97,7 +99,9 @@ async def test_db_write_account_no_password_field(
     assert resp.status_code == 201
 
     async with session_factory() as session:
-        result = await session.execute(text("SELECT name, industry FROM accounts WHERE name='Schema Test Co'"))
+        result = await session.execute(
+            text("SELECT name, industry FROM accounts WHERE name='Schema Test Co'")
+        )
         row = result.fetchone()
         assert row is not None
         assert row[0] == "Schema Test Co"