Add Ladill Link URL shortener on ladl.link.

Management UI at link.ladill.com with GHS 0.05 per link wallet billing,
click analytics, and legacy fallback to ladill.com/q for QR ecosystem codes.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Models/LinkClick.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class LinkClick extends Model
+{
+    protected $fillable = [
+        'short_link_id',
+        'ip_hash',
+        'user_agent',
+        'referer',
+        'country',
+        'is_unique',
+        'clicked_at',
+    ];
+
+    protected $casts = [
+        'is_unique' => 'boolean',
+        'clicked_at' => 'datetime',
+    ];
+
+    public function shortLink(): BelongsTo
+    {
+        return $this->belongsTo(ShortLink::class);
+    }
+}