added affiliation tab card with its information

app/Models/AffiliationMedia.php

@@ -0,0 +1,51 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class AffiliationMedia extends Model
+{
+    protected $fillable = [
+        'club_affiliation_id',
+        'media_type',
+        'media_url',
+        'title',
+        'description',
+    ];
+
+    /**
+     * Get the club affiliation that owns the media.
+     */
+    public function clubAffiliation(): BelongsTo
+    {
+        return $this->belongsTo(ClubAffiliation::class);
+    }
+
+    /**
+     * Get the full URL for the media.
+     */
+    public function getFullUrlAttribute(): string
+    {
+        if (filter_var($this->media_url, FILTER_VALIDATE_URL)) {
+            return $this->media_url;
+        }
+
+        return asset('storage/' . $this->media_url);
+    }
+
+    /**
+     * Get icon class for media type.
+     */
+    public function getIconClassAttribute(): string
+    {
+        return match($this->media_type) {
+            'certificate' => 'bi-file-earmark-text',
+            'photo' => 'bi-image',
+            'video' => 'bi-play-circle',
+            'document' => 'bi-file-text',
+            default => 'bi-file',
+        };
+    }
+}