Update to laravel 12, other changes.

app/Models/Action.php

@@ -14,6 +14,8 @@ class Action extends Model
     use HasFactory;
     use Searchable;
 
+    protected $fillable = ['name', 'color_tag'];
+
     public function decisions(): BelongsToMany
     {
         return $this->belongsToMany(\App\Models\Decision::class);