Update so many dependencies, merge Forge/Fabric for final jar (#1651)

* Update so many dependencies, merge Forge/Fabric for final

* Clean up contrib docs for Gradle change

* Fix setting compat flags while using toolchain

* Fix deprecation in doc printer

* Restore proper forge JAR name

* Add dist classifier for mod jar

* Properly relocate new bStats

* Fix jar used from fabric

* Fix fabric bom

* Dup the shaded classes for consistency

* Sync Forge/Fabric log4j versions, de-dup

* Downgrade both log4j. This will work

* Update some plugins as well

* Drop the fabric force stuff

* Use duplicate strategy to directly merge jar

worldedit-mod/README.md

@@ -0,0 +1,2 @@
+This folder is for the merged output of Fabric and Forge jars. This allows us to distribute
+both variants of the mod in a single file to avoid end-user confusion.

worldedit-mod/build.gradle.kts

@@ -0,0 +1,24 @@
+import net.fabricmc.loom.task.RemapJarTask
+
+plugins {
+    base
+}
+
+applyCommonConfiguration()
+
+tasks.register<Jar>("jar") {
+    val remapFabric = project(":worldedit-fabric").tasks.named<RemapJarTask>("remapShadowJar")
+    dependsOn(
+        remapFabric,
+        project(":worldedit-forge").tasks.named("reobfShadowJar")
+    )
+    from(zipTree({remapFabric.get().archiveFile}))
+    from(zipTree({project(":worldedit-forge").tasks.getByName("shadowJar").outputs.files.singleFile}))
+
+    duplicatesStrategy = DuplicatesStrategy.EXCLUDE
+    archiveClassifier.set("dist")
+}
+
+tasks.named("assemble") {
+    dependsOn("jar")
+}