feat: project colors, timeline filters, sidebar fix, GitLooper agent, and misc improvements

- Fix sidebar double-highlight on /vacations/my (Gitea #6): add isNavItemActive() helper
- Add project color picker (schema + API + modal + timeline rendering)
- Add ProjectCombobox/ResourceCombobox to timeline toolbar
- Show PENDING vacations on timeline with dashed/dimmed style
- Add "show demand projects" preference with localStorage persistence
- Add ProjectAssignmentsTable with total hours/cost columns
- Extend vacation API to accept status arrays
- Add GitLooper formal YAML agent configuration
- Extend user admin with permission overrides UI
- Add delete-assignment use case tests
- Add status-styles.ts shared badge constants
- Centralize formatMoney/formatCents in format.ts

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

apps/web/src/app/(app)/projects/ProjectsClient.tsx

@@ -25,23 +25,10 @@ import { useRowOrder } from "~/hooks/useRowOrder.js";
 import { SortableColumnHeader } from "~/components/ui/SortableColumnHeader.js";
 import { DraggableTableRow } from "~/components/ui/DraggableTableRow.js";
 
+import { PROJECT_STATUS_BADGE as STATUS_COLORS, ORDER_TYPE_BADGE as ORDER_TYPE_COLORS } from "~/lib/status-styles.js";
+
 // ─── Constants ────────────────────────────────────────────────────────────────
 
-const STATUS_COLORS: Record<string, string> = {
-  DRAFT: "bg-gray-100 text-gray-700",
-  ACTIVE: "bg-green-100 text-green-700",
-  ON_HOLD: "bg-yellow-100 text-yellow-700",
-  COMPLETED: "bg-blue-100 text-blue-700",
-  CANCELLED: "bg-red-100 text-red-700",
-};
-
-const ORDER_TYPE_COLORS: Record<string, string> = {
-  BD: "bg-purple-100 text-purple-700",
-  CHARGEABLE: "bg-green-100 text-green-700",
-  INTERNAL: "bg-blue-100 text-blue-700",
-  OVERHEAD: "bg-gray-100 text-gray-700",
-};
-
 const ALL_STATUSES = [
   { value: "DRAFT", label: "Draft" },
   { value: "ACTIVE", label: "Active" },