(3.1.0) Switch to Paper plugin & support Folia

build.gradle

@@ -1,9 +1,10 @@
 plugins {
     id 'java'
+    id("xyz.jpenilla.run-paper") version "2.3.1"
 }
 
 group = 'de.shiewk'
-version = '3.0.1'
+version = pluginVersion
 
 repositories {
     mavenCentral()
@@ -11,14 +12,11 @@ repositories {
         name = "papermc-repo"
         url = "https://repo.papermc.io/repository/maven-public/"
     }
-    maven {
-        name = "sonatype"
-        url = "https://oss.sonatype.org/content/groups/public/"
-    }
 }
 
 dependencies {
-    compileOnly("io.papermc.paper:paper-api:1.21-R0.1-SNAPSHOT")
+    //compileOnly("io.papermc.paper:paper-api:1.21-R0.1-SNAPSHOT")
+    compileOnly 'dev.folia:folia-api:1.20.6-R0.1-SNAPSHOT'
 }
 
 def targetJavaVersion = 21
@@ -39,11 +37,26 @@ tasks.withType(JavaCompile).configureEach {
     }
 }
 
+runPaper {
+    folia {
+        registerTask()
+    }
+}
+
+runServer {
+    minecraftVersion("1.21.6")
+    downloadPlugins {
+        // for testing from other client versions
+        modrinth("ViaVersion", "5.4.1")
+        modrinth("ViaBackwards", "5.4.1")
+    }
+}
+
 processResources {
     def props = [version: version]
     inputs.properties props
     filteringCharset 'UTF-8'
-    filesMatching('plugin.yml') {
+    filesMatching('paper-plugin.yml') {
         expand props
     }
 }