messages implemented

app/Models/ArtworkReaction.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * @property int    $id
+ * @property int    $artwork_id
+ * @property int    $user_id
+ * @property string $reaction   ReactionType slug (e.g. thumbs_up, heart, fire…)
+ */
+class ArtworkReaction extends Model
+{
+    public $timestamps = false;
+
+    protected $table = 'artwork_reactions';
+
+    protected $fillable = ['artwork_id', 'user_id', 'reaction'];
+
+    protected $casts = [
+        'artwork_id' => 'integer',
+        'user_id'    => 'integer',
+        'created_at' => 'datetime',
+    ];
+
+    public function artwork(): BelongsTo
+    {
+        return $this->belongsTo(Artwork::class);
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+}