feature: Add create casings, shadow and radiance (#2256)

* feature: Add create casings, shadow and radiance

Added recipes for create:
- shadow steel casing
- refined radiance casing

closes #2224

* fix: radiant casing recipe

- Fixed and changed radiant casing recipe
- Moved adding to create tab logic to a dedicated file for organization
- Added constants.js for tab names to prevent typos and improve maintainability

* Changed radiant casing recipe to glowstone plate

---------

Co-authored-by: Redeix <brayden.j.m.ford@gmail.com>

kubejs/startup_scripts/constants.js

@@ -0,0 +1,6 @@
+// priority: 0
+"use strict";
+
+global.TAB_IDS = Object.freeze({
+    CREATE_BASE: 'create:base'
+})