Port to 1.20.4 & Migrate to NeoForge

fabric/build.gradle

@@ -46,21 +46,18 @@ processResources {
     }
 }
 
+
 shadowJar {
     exclude "architectury.common.json"
 
     configurations = [project.configurations.shadowCommon]
-    classifier "dev-shadow"
+    archiveClassifier = "dev-shadow"
 }
 
 remapJar {
+    injectAccessWidener = true
     input.set shadowJar.archiveFile
     dependsOn shadowJar
-    classifier null
-}
-
-jar {
-    classifier "dev"
 }
 
 sourcesJar {
@@ -78,7 +75,7 @@ components.java {
 publishing {
     publications {
         mavenFabric(MavenPublication) {
-            artifactId = rootProject.archives_base_name + "-" + project.name
+            artifactId = archives_base_name + "-" + project.name
             from components.java
         }
     }
@@ -87,4 +84,4 @@ publishing {
     repositories {
         // Add repositories to publish to here.
     }
-}
+}