Celestria 2.0.0 - Improved Everything

- Port to 1.21
- Neoforge support
- Multiple shooting stars at the same time
- Stellar nights based on moon phase -> Increased shooting star rate
- Stars now move linearly instead of rotating
- Serverside-mode using Polymer

settings.gradle

@@ -1,10 +1,15 @@
 pluginManagement {
     repositories {
-        jcenter()
-        maven {
-            name = 'Fabric'
-            url = 'https://maven.fabricmc.net/'
-        }
+        maven { url "https://maven.fabricmc.net/" }
+        maven { url "https://maven.architectury.dev/" }
+        maven { url "https://maven.neoforged.net/releases" }
         gradlePluginPortal()
     }
 }
+
+include("common")
+include("fabric")
+//include("quilt") // Native quilt support is disabled atm, as the Quilt libraries are currently in maintenance mode
+include("neoforge")
+
+rootProject.name = "celestria"