feat: Add index view for site settings management

resources/views/site_settings/index.blade.php

@@ -0,0 +1,33 @@
+@extends('layouts.app')
+
+@section('content')
+<div class="container">
+    <h1>Site Settings</h1>
+    <table class="table">
+        <thead>
+            <tr>
+                <th>Name</th>
+                <th>Value</th>
+                <th>Description</th>
+                <th>Actions</th>
+            </tr>
+        </thead>
+        <tbody>
+            @forelse($settings as $setting)
+                <tr>
+                    <td>{{ $setting->name }}</td>
+                    <td>{{ $setting->value }}</td>
+                    <td>{{ $setting->description }}</td>
+                    <td>
+                        <a href="{{ route('site_settings.edit', $setting->id) }}" class="btn btn-primary">Edit</a>
+                    </td>
+                </tr>
+            @empty
+                <tr>
+                    <td colspan="4">No settings found.</td>
+                </tr>
+            @endforelse
+        </tbody>
+    </table>
+</div>
+@endsection