Update to 1.21.6 using cosmos

plugin/build.gradle.kts

@@ -4,14 +4,13 @@ import java.net.URL
 
 plugins {
     `maven-publish`
-    id("com.github.johnrengelman.shadow")
     id("net.minecrell.plugin-yml.bukkit") version "0.5.1"
     id("xyz.jpenilla.run-paper") version "1.0.6"
 }
 
 dependencies {
     implementation(project(":api")) // API
-    compileOnly("com.alttd:Galaxy-API:1.19.2-R0.1-SNAPSHOT") // Galaxy
+    compileOnly("io.papermc.paper:paper-api:1.21.6-R0.1-SNAPSHOT")
 }
 
 tasks {
@@ -20,41 +19,13 @@ tasks {
         enabled = true
     }
 
-    shadowJar {
-        archiveFileName.set("${rootProject.name}.jar")
-    }
-
-    build {
-        dependsOn(shadowJar)
-    }
-
-    runServer {
-        val dir = File(System.getProperty("user.home") + "/share/devserver/")
-        if (!dir.parentFile.exists()) {
-            dir.parentFile.mkdirs()
-        }
-        runDirectory.set(dir)
-
-        val fileName = "/galaxy.jar"
-        val file = File(dir.path + fileName)
-
-        if (!file.parentFile.exists()) {
-            file.parentFile.mkdirs()
-        }
-        if (!file.exists()) {
-            download("https://repo.destro.xyz/snapshots/com/alttd/Galaxy-Server/Galaxy-paperclip-1.19.2-R0.1-SNAPSHOT-reobf.jar", file)
-        }
-        serverJar(file)
-        minecraftVersion("1.19.2")
-    }
-
 }
 
 bukkit {
     name = rootProject.name
     main = "$group.${rootProject.name}"
     version = gitCommit()
-    apiVersion = "1.19"
+    apiVersion = "1.21"
     authors = listOf("Teriuihi")
 }
 
@@ -74,4 +45,4 @@ fun download(link: String, path: File) {
             input.copyTo(output)
         }
     }
-}
+}