Downgrade VV dependency to J8

Downgrades the included dependency to J8 to support bootstrapping legacy versions which don't support newer Java versions, running from IDE is excluded here

build.gradle

@@ -14,6 +14,7 @@ plugins {
     id "com.modrinth.minotaur" version "2.8.7"
     id "fabric-loom" version "1.6-SNAPSHOT" apply false
     id "com.github.ben-manes.versions" version "0.51.0"
+    id "xyz.wagyourtail.jvmdowngrader" version "0.6.1"
 }
 
 def ENV = System.getenv()
@@ -129,17 +130,24 @@ subprojects.each {
     remapJar.dependsOn("${it.path}:remapJar")
 }
 
+configurations {
+    includeJ8
+}
+
+jvmdg.dg(configurations.includeJ8)
+
 dependencies {
     // dummy version
     minecraft("com.mojang:minecraft:1.14.4")
     mappings("net.fabricmc:yarn:1.14.4+build.18:v2")
 
-    include("com.viaversion:viaversion:${rootProject.viaver_version}")
+    includeJ8("com.viaversion:viaversion:${rootProject.viaver_version}")
     include("org.yaml:snakeyaml:${rootProject.yaml_version}")
     include("com.github.TinfoilMC:ClientCommands:1.1.0")
 }
 
 remapJar {
+    nestedJars.from configurations.includeJ8
     afterEvaluate {
         subprojects.each {
             nestedJars.from project("${it.path}").tasks.named("remapJar")

settings.gradle.kts

@@ -1,6 +1,7 @@
 pluginManagement {
     repositories {
         gradlePluginPortal()
+        mavenCentral()
         maven ("https://maven.fabricmc.net/")
     }
 }