some progress

app/Models/Exercise.php

@@ -4,6 +4,7 @@ namespace App\Models;
 
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Storage;
 
 class Exercise extends Model
 {
@@ -12,6 +13,7 @@ class Exercise extends Model
         'slug',
         'exercise_db_id',
         'gif_url',
+        'poster_image',
         'instructions',
     ];
 
@@ -66,4 +68,16 @@ class Exercise extends Model
         $alias = $this->aliases()->where('user_id', $userId)->first();
         return $alias?->name ?: $name;
     }
+
+    public function getPosterUrlAttribute(): ?string
+    {
+        $poster = (string)($this->attributes['poster_image'] ?? '');
+        if ($poster === '') {
+            return null;
+        }
+        if (preg_match('/^https?:\/\//i', $poster)) {
+            return $poster;
+        }
+        return Storage::url($poster);
+    }
 }

app/Models/User.php

@@ -30,6 +30,7 @@ class User extends Authenticatable
         'available_equipment',
         'days_per_week',
         'minutes_per_session',
+        'is_trainer',
     ];
 
     /**
@@ -57,6 +58,8 @@ class User extends Authenticatable
             'height_cm' => 'decimal:2',
             'days_per_week' => 'integer',
             'minutes_per_session' => 'integer',
+            'is_admin' => 'boolean',
+            'is_trainer' => 'boolean',
         ];
     }
 

app/Models/WorkoutSessionItem.php

@@ -14,10 +14,14 @@ class WorkoutSessionItem extends Model
         'session_id',
         'workout_exercise_id',
         'done',
+        'exercise_ms',
+        'rest_ms',
     ];
 
     protected $casts = [
         'done' => 'boolean',
+        'exercise_ms' => 'integer',
+        'rest_ms' => 'integer',
     ];
 
     public function session(): BelongsTo