Fix publishing

build.gradle.kts

@@ -49,7 +49,22 @@ subprojects {
         withSourcesJar()
         withJavadocJar()
     }
+}
 
+// Configure shadow tasks before the publishing task
+sequenceOf(
+        projects.viabackwardsBukkit,
+        projects.viabackwardsBungee,
+        projects.viabackwardsFabric,
+        projects.viabackwardsSponge,
+        projects.viabackwardsVelocity
+).map { it.dependencyProject }.forEach { project ->
+    project.configureShadowJar()
+}
+
+projects.viabackwards.dependencyProject.apply<ShadowPlugin>()
+
+subprojects {
     publishing {
         publications {
             create<MavenPublication>("mavenJava") {
@@ -75,16 +90,6 @@ subprojects {
     }
 }
 
-sequenceOf(
-        projects.viabackwardsBukkit,
-        projects.viabackwardsBungee,
-        projects.viabackwardsFabric,
-        projects.viabackwardsSponge,
-        projects.viabackwardsVelocity
-).map { it.dependencyProject }.forEach { project ->
-    project.configureShadowJar()
-}
-
 tasks {
     withType<Jar> {
         onlyIf { false }

universal/build.gradle.kts

@@ -1,9 +1,5 @@
 import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
 
-plugins {
-    id("com.github.johnrengelman.shadow")
-}
-
 tasks {
     withType<ShadowJar> {
         archiveClassifier.set("")