But be warned: This mode is not for the faint of heart. It is built for developers, not shop managers. In standard operation, Shopware 3 runs in a highly optimized state. It compiles CSS/JS, merges template blocks, and aggressively caches database queries. This is great for speed, but terrible for development.
Unlocking the Beast: A Deep Dive into Shopware 3 (PWIS) Engineering Mode piwis 3 engineering mode
<?php return array( // ... other config settings ... 'engineering' => true, // <-- This is the magic switch But be warned: This mode is not for the faint of heart