Port to 1.20.4 & Migrate to NeoForge

neoforge/build.gradle

@@ -0,0 +1,82 @@
+plugins {
+    id "com.github.johnrengelman.shadow" version "7.1.2"
+}
+
+architectury {
+    injectInjectables = false
+    platformSetupLoomIde()
+    neoForge()
+}
+
+loom {}
+repositories {
+    maven { url "https://api.modrinth.com/maven" }
+    maven {url "https://maven.neoforged.net/releases"}
+}
+
+configurations {
+    common
+    shadowCommon // Don't use shadow from the shadow plugin because we don't want IDEA to index this.
+    compileClasspath.extendsFrom common
+    runtimeClasspath.extendsFrom common
+    developmentForge.extendsFrom common
+    archivesBaseName = rootProject.archives_base_name + "-neoforge"
+}
+
+dependencies {
+    neoForge "net.neoforged:neoforge:${rootProject.neoforge_version}"
+    // Remove the next line if you don't want to depend on the API
+    //modApi "dev.architectury:architectury-forge:${rootProject.architectury_version}"
+    modImplementation "maven.modrinth:midnightlib:1.5.2-neoforge"
+    //include "maven.modrinth:midnightlib:${rootProject.midnightlib_version}-forge"
+
+    common(project(path: ":common", configuration: "namedElements")) { transitive false }
+    shadowCommon(project(path: ":common", configuration: "transformProductionNeoForge")) { transitive = false }
+}
+
+processResources {
+    inputs.property "version", project.version
+
+    filesMatching("META-INF/mods.toml") {
+        expand "version": project.version
+    }
+}
+
+shadowJar {
+    exclude "fabric.mod.json"
+    exclude "architectury.common.json"
+
+    configurations = [project.configurations.shadowCommon]
+    archiveClassifier = "dev-shadow"
+}
+
+remapJar {
+    input.set shadowJar.archiveFile
+    dependsOn shadowJar
+}
+
+sourcesJar {
+    def commonSources = project(":common").sourcesJar
+    dependsOn commonSources
+    from commonSources.archiveFile.map { zipTree(it) }
+}
+
+components.java {
+    withVariantsFromConfiguration(project.configurations.shadowRuntimeElements) {
+        skip()
+    }
+}
+
+publishing {
+    publications {
+        mavenNeoForge(MavenPublication) {
+            artifactId = rootProject.archives_base_name + "-" + project.name
+            from components.java
+        }
+    }
+
+    // See https://docs.gradle.org/current/userguide/publishing_maven.html for information on how to set up publishing.
+    repositories {
+        // Add repositories to publish to here.
+    }
+}