feat: Add notification services for Email, Telegram, and WhatsApp

- Implement EmailNotifier for sending batch and test notifications via email.
- Implement TelegramNotifier for sending batch and test notifications via Telegram.
- Implement WahaNotifier for sending batch and test notifications via WhatsApp using WAHA API.
- Create migration for client_categories table and update clients table to include category_id.
- Create migration for notification_settings table to manage notification configurations.
- Add ClientCategorySeeder to populate default client categories.
- Create manifest.json for PWA support.
- Implement service worker (sw.js) for caching static assets and offline support.
- Add edit event view for modifying scheduled events.
- Create search results view for displaying search queries.
- Develop notification settings view for configuring notification channels and triggers.

resources/views/search/index.blade.php

@@ -0,0 +1,62 @@
+@extends('layouts.app')
+
+@section('title', 'Search')
+@section('page-title', '🔍 Search Results')
+@section('page-subtitle', $q ? "Results for \"" . e($q) . "\"" : 'Enter a search term')
+
+@section('content')
+
+<form method="GET" action="{{ route('search.index') }}" class="mb-6">
+    <div class="relative max-w-xl">
+        <span class="absolute left-4 top-1/2 -translate-y-1/2 text-gray-400">🔍</span>
+        <input
+            type="text"
+            name="q"
+            value="{{ e($q) }}"
+            placeholder="Search clients, events, invoices, content…"
+            class="input-soft pl-11 py-3 text-base w-full"
+            autofocus
+        >
+    </div>
+</form>
+
+@if(! $q)
+    <div class="text-center py-20 text-gray-400">
+        <span class="text-5xl block mb-3">🔍</span>
+        <p class="text-base font-medium">Start typing to search across everything</p>
+        <p class="text-sm mt-1">Clients, events, invoices, content briefs, rate cards</p>
+    </div>
+@elseif(empty($results))
+    <div class="text-center py-20 text-gray-400">
+        <span class="text-5xl block mb-3">😿</span>
+        <p class="text-base font-medium">No results for "{{ e($q) }}"</p>
+        <p class="text-sm mt-1">Try a different keyword</p>
+    </div>
+@else
+    <div class="space-y-6">
+        @foreach($results as $group)
+            <div class="cat-card overflow-hidden">
+                <div class="px-5 py-3 bg-pink-50/60 border-b border-pink-100">
+                    <h2 class="text-sm font-bold text-gray-600">{{ $group['label'] }}</h2>
+                </div>
+                <div class="divide-y divide-pink-50">
+                    @foreach($group['items'] as $item)
+                        <a href="{{ $item['url'] }}"
+                           class="flex items-center gap-4 px-5 py-3 hover:bg-pink-50/40 transition-colors">
+                            <span class="text-2xl shrink-0">{{ $item['icon'] }}</span>
+                            <div class="min-w-0">
+                                <div class="font-semibold text-gray-800 text-sm truncate">{{ $item['title'] }}</div>
+                                @if($item['subtitle'])
+                                    <div class="text-xs text-gray-400 truncate mt-0.5">{{ $item['subtitle'] }}</div>
+                                @endif
+                            </div>
+                            <span class="ml-auto text-gray-300 text-sm shrink-0">→</span>
+                        </a>
+                    @endforeach
+                </div>
+            </div>
+        @endforeach
+    </div>
+@endif
+
+@endsection