feat: dashboard overhaul, chargeability reports, dispo import enhancements, UI polish

Dashboard: expanded chargeability widget, resource/project table widgets
with sorting and filters, stat cards with formatMoney integration.

Chargeability: new report client with filtering, chargeability-bookings
use case, updated dashboard overview logic.

Dispo import: TBD project handling, parse-dispo-matrix improvements,
stage-dispo-projects resource value scores, new tests.

Estimates: CommercialTermsEditor component, commercial-terms engine
module, expanded estimate schemas and types.

UI: AppShell navigation updates, timeline filter/toolbar enhancements,
role management improvements, signin page redesign, Tailwind/globals
polish, SystemSettings SMTP section, anonymization support.

Tests: new router tests (anonymization, chargeability, effort-rule,
entitlement, estimate, experience-multiplier, notification, resource,
staffing, vacation).

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

pnpm-lock.yaml

@@ -193,6 +193,9 @@ importers:
       '@planarchy/shared':
         specifier: workspace:*
         version: link:../shared
+      '@planarchy/staffing':
+        specifier: workspace:*
+        version: link:../staffing
       '@trpc/server':
         specifier: ^11.0.0
         version: 11.11.0(typescript@5.9.3)