Split renderer into client source set

build/client-renderer/build.gradle

@@ -39,6 +39,15 @@ sourceSets {
 }
 
 loom {
+    splitEnvironmentSourceSets()
+
+    mods {
+        "renameable-item-renderer" {
+            sourceSet sourceSets.main
+            sourceSet sourceSets.client
+        }
+    }
+
     runs {
         client {
             programArgs '--username', 'RenderBot'

build/client-renderer/src/client/java/dev/github/copilot/renameable/RenderCatalogClient.java

@@ -213,4 +213,4 @@ public final class RenderCatalogClient implements ClientModInitializer {
             return false;
         }
     }
-}
+}