Fix publishing. I am an author.

build.gradle.kts

@@ -128,6 +128,10 @@ allprojects {
                             id.set("SirYwell")
                             name.set("Hannes Greule")
                         }
+                        developer {
+                            id.set("dordsor21")
+                            name.set("dordsor21")
+                        }
                     }
 
                     scm {
@@ -197,6 +201,10 @@ allprojects {
             opt.destinationDirectory = javadocDir
         }
 
+        jar {
+            this.archiveClassifier.set("jar")
+        }
+
         shadowJar {
             this.archiveClassifier.set(null as String?)
             this.archiveFileName.set("${project.name}-${project.version}.${this.archiveExtension.getOrElse("jar")}")