feat: 1.21 port

build.gradle

@@ -1,7 +1,7 @@
 plugins {
     id 'dev.architectury.loom' version '1.11-SNAPSHOT' apply false
     id 'architectury-plugin' version '3.4-SNAPSHOT'
-    id 'com.github.johnrengelman.shadow' version '8.1.1' apply false
+    id 'com.gradleup.shadow' version '8.3.6' apply false
 }
 
 architectury {
@@ -31,6 +31,10 @@ subprojects {
         // for more information about repositories.
     }
 
+    loom {
+        silentMojangMappingsLicense()
+    }
+
     dependencies {
         minecraft "net.minecraft:minecraft:$rootProject.minecraft_version"
         mappings loom.officialMojangMappings()
@@ -42,12 +46,12 @@ subprojects {
         // If you remove this line, sources will not be generated.
         withSourcesJar()
 
-        sourceCompatibility = JavaVersion.VERSION_17
-        targetCompatibility = JavaVersion.VERSION_17
+        sourceCompatibility = JavaVersion.VERSION_21
+        targetCompatibility = JavaVersion.VERSION_21
     }
 
     tasks.withType(JavaCompile).configureEach {
-        it.options.release = 17
+        it.options.release = 21
     }
 
     // Configure Maven publishing.
@@ -65,6 +69,7 @@ subprojects {
             // Notice: This block does NOT have the same function as the block in the top level.
             // The repositories here will be used for publishing your artifact, not for
             // retrieving dependencies.
+            mavenLocal()
         }
     }
 }