Essentia plugin

Basic plugin with some essential utilities and commands.

api/build.gradle.kts

@@ -0,0 +1,29 @@
+plugins {
+    `maven-publish`
+}
+
+dependencies {
+    compileOnly("com.alttd:Comet-API:1.20.4-R0.1-SNAPSHOT")
+}
+
+tasks {
+    jar {
+        archiveFileName.set("${rootProject.name}-${project.name}.jar")
+    }
+}
+
+publishing {
+    publications {
+        create<MavenPublication>("mavenJava") {
+            from(components["java"])
+        }
+    }
+
+    repositories{
+        maven {
+            name = "maven"
+            url = uri("https://repo.destro.xyz/snapshots")
+            credentials(PasswordCredentials::class)
+        }
+    }
+}

api/src/main/java/com/alttd/essentia/EssentiaAPI.java

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+package com.alttd.essentia;
+
+import org.jetbrains.annotations.ApiStatus;
+
+public interface EssentiaAPI {
+
+    static EssentiaAPI get() {
+        return Provider.instance;
+    }
+
+    final class Provider {
+        private static EssentiaAPI instance = null;
+
+        @ApiStatus.Internal
+        static void register(EssentiaAPI instance) {
+            if (Provider.instance != null)
+                throw new UnsupportedOperationException("Cannot redefine singleton");
+
+            Provider.instance = instance;
+        }
+    }
+}