Add video engagement tracking and heatmap

app/Models/VideoEngagement.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class VideoEngagement extends Model
+{
+    public $table = 'video_engagement';
+
+    /**
+     * The attributes that are mass assignable.
+     *
+     * @var string[]
+     */
+    protected $fillable = ['episode_id', 'user_id', 'segment'];
+
+    /**
+     * Get the Episode.
+     */
+    public function episode(): BelongsTo
+    {
+        return $this->belongsTo(Episode::class, 'episode_id');
+    }
+
+    /**
+     * Get the User.
+     */
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'user_id');
+    }
+}