Providing the contents of the file or your specific goal will help me give you more precise steps.
The developers released an official modding toolkit that provides access to Unreal Engine features. This is the standard way to create structured features like new production chains or custom structures. File: Astro.Colony.zip ...
If you are looking to "produce" or unlock a feature while playing: Providing the contents of the file or your
: The game uses a scripting language designed for security, meaning it prevents mods from accessing sensitive system files while allowing for complex gameplay logic. 2. Modifying Assets File: Astro.Colony.zip ...