Working on block previews, updated mappings.

build.gradle

@@ -25,7 +25,7 @@ minecraft {
     // stable_#            Stables are built at the discretion of the MCP team.
     // Use non-default mappings at your own risk. they may not always work.
     // Simply re-run your setup task after changing the mappings to update your workspace.
-    mappings channel: 'snapshot', version: '20200225-1.15.1'
+    mappings channel: 'snapshot', version: '20200514-1.15.1'
     // makeObfSourceJar = false // an Srg named sources jar is made by default. uncomment this to disable.
     
     // accessTransformer = file('src/main/resources/META-INF/accesstransformer.cfg')
@@ -89,7 +89,7 @@ dependencies {
     // Specify the version of Minecraft to use, If this is any group other then 'net.minecraft' it is assumed
     // that the dep is a ForgeGradle 'patcher' dependency. And it's patches will be applied.
     // The userdev artifact is a special name and will get all sorts of transformations applied to it.
-    minecraft 'net.minecraftforge:forge:1.15.2-31.1.22'
+    minecraft 'net.minecraftforge:forge:1.15.2-31.2.0'
 
     // You may put jars on which you depend on in ./libs or you may define them like so..
     // compile "some.group:artifact:version:classifier"
@@ -127,18 +127,15 @@ jar {
 }
 
 // Example configuration to allow publishing using the maven-publish task
-// we define a custom artifact that is sourced from the reobfJar output task
-// and then declare that to be published
-// Note you'll need to add a repository here
-def reobfFile = file("$buildDir/reobfJar/output.jar")
-def reobfArtifact = artifacts.add('default', reobfFile) {
-    type 'jar'
-    builtBy 'reobfJar'
-}
+// This is the preferred method to reobfuscate your jar file
+jar.finalizedBy('reobfJar') 
+// However if you are in a multi-project build, dev time needs unobfed jar files, so you can delay the obfuscation until publishing by doing
+//publish.dependsOn('reobfJar')
+
 publishing {
     publications {
         mavenJava(MavenPublication) {
-            artifact reobfArtifact
+            artifact jar
         }
     }
     repositories {