refactor: streamline code formatting and enhance test organization mocks

backend/app/services/organizations.py

@@ -201,9 +201,7 @@ async def ensure_member_for_user(
 
     # Serialize first-time provisioning per user to avoid concurrent duplicate org/member creation.
     await session.exec(
-        select(User.id)
-        .where(col(User.id) == user.id)
-        .with_for_update(),
+        select(User.id).where(col(User.id) == user.id).with_for_update(),
     )
 
     existing_member = await get_first_membership(session, user.id)

backend/tests/test_organizations_service.py

@@ -216,8 +216,7 @@ async def test_ensure_member_for_user_creates_personal_org_and_owner(
     assert out.all_boards_write is True
     assert out.organization_id == user.active_organization_id
     assert any(
-        isinstance(item, Organization) and item.id == out.organization_id
-        for item in session.added
+        isinstance(item, Organization) and item.id == out.organization_id for item in session.added
     )
     assert session.committed == 1
 

frontend/src/app/activity/page.test.tsx

@@ -6,6 +6,18 @@ import ActivityPage from "./page";
 import { AuthProvider } from "@/components/providers/AuthProvider";
 import { QueryProvider } from "@/components/providers/QueryProvider";
 
+vi.mock("next/navigation", () => ({
+  usePathname: () => "/activity",
+  useRouter: () => ({
+    push: vi.fn(),
+    replace: vi.fn(),
+    prefetch: vi.fn(),
+    back: vi.fn(),
+    forward: vi.fn(),
+    refresh: vi.fn(),
+  }),
+}));
+
 vi.mock("next/link", () => {
   type LinkProps = React.PropsWithChildren<{
     href: string | { pathname?: string };

frontend/src/app/approvals/page.test.tsx

@@ -6,6 +6,18 @@ import GlobalApprovalsPage from "./page";
 import { AuthProvider } from "@/components/providers/AuthProvider";
 import { QueryProvider } from "@/components/providers/QueryProvider";
 
+vi.mock("next/navigation", () => ({
+  usePathname: () => "/approvals",
+  useRouter: () => ({
+    push: vi.fn(),
+    replace: vi.fn(),
+    prefetch: vi.fn(),
+    back: vi.fn(),
+    forward: vi.fn(),
+    refresh: vi.fn(),
+  }),
+}));
+
 vi.mock("next/link", () => {
   type LinkProps = React.PropsWithChildren<{
     href: string | { pathname?: string };