chatbot nuevo

app/Models/ChatMessage.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class ChatMessage extends Model
+{
+    protected $table = 'chat_messages';
+    protected $fillable = ['conversation_id', 'tipo', 'contenido', 'leido'];
+
+    public function conversation(): BelongsTo
+    {
+        return $this->belongsTo(ChatConversation::class, 'conversation_id');
+    }
+}