feat: timeline UI overhaul with project/resource panel redesign, quick filters, and API improvements

Redesigned timeline project and resource panels with expanded detail views,
added quick filter toolbar, improved drag handling, and enhanced vacation/entitlement
router logic. Includes e2e test updates and minor API fixes.

Co-Authored-By: claude-flow <ruv@ruv.net>

packages/application/src/__tests__/assignment-bookings.test.ts

@@ -143,6 +143,7 @@ describe("listAssignmentBookings", () => {
             shortCode: true,
             status: true,
             orderType: true,
+            clientId: true,
             dynamicFields: true,
           },
         },
@@ -203,6 +204,7 @@ describe("listAssignmentBookings", () => {
             shortCode: true,
             status: true,
             orderType: true,
+            clientId: true,
             dynamicFields: true,
           },
         },

packages/application/src/use-cases/allocation/list-assignment-bookings.ts

@@ -25,6 +25,7 @@ export interface AssignmentBookingWithFallback {
     shortCode: string;
     status: string;
     orderType: string;
+    clientId: string | null;
     dynamicFields: Prisma.JsonValue | null;
   };
   resource: {
@@ -74,6 +75,7 @@ export async function listAssignmentBookings(
         shortCode: true,
         status: true,
         orderType: true,
+        clientId: true,
         dynamicFields: true,
       },
     },