feat: major UI/UX overhaul + user management + ticket detail refactor

- 5-tab navigation (Home/Clients/Collect/Tickets/Profile)
- Inline styles throughout (17px min font, SafeAreaView)
- Dashboard fixed to match real API shape
- Ticket detail: 2 tabs (Details + Comments), always-visible comment input
- Installation confirmation: GPS coordinate capture + client location update
- User management screens (Admin only): list, create, detail + role/active toggle
- Tasks folder replaces tickets folder
- Remittance detail: inline styles
- Record payment: prefill from client, live button text
- Icon component with SVG icons
- Color system: primary #0891B2

tailwind.config.js

@@ -5,7 +5,7 @@ module.exports = {
   theme: {
     extend: {
       colors: {
-        primary: '#2563EB',
+        primary: '#0891B2',
         'primary-dark': '#1D4ED8',
         danger: '#DC2626',
         success: '#16A34A',