Add Fabric client IRC chat mod and Drone pipeline

build.gradle

@@ -0,0 +1,55 @@
+plugins {
+    id 'fabric-loom' version '1.10-SNAPSHOT'
+    id 'maven-publish'
+}
+
+version = project.mod_version
+group = project.maven_group
+
+base {
+    archivesName = project.archives_base_name
+}
+
+repositories {
+    mavenCentral()
+    maven {
+        url = 'https://maven.fabricmc.net/'
+    }
+}
+
+dependencies {
+    minecraft "com.mojang:minecraft:${project.minecraft_version}"
+    mappings "net.fabricmc:yarn:${project.yarn_mappings}:v2"
+    modImplementation "net.fabricmc:fabric-loader:${project.loader_version}"
+    modImplementation "net.fabricmc.fabric-api:fabric-api:${project.fabric_version}"
+}
+
+processResources {
+    inputs.property 'version', project.version
+
+    filesMatching('fabric.mod.json') {
+        expand 'version': project.version
+    }
+}
+
+tasks.withType(JavaCompile).configureEach {
+    it.options.release = 21
+}
+
+java {
+    sourceCompatibility = JavaVersion.VERSION_21
+    targetCompatibility = JavaVersion.VERSION_21
+    withSourcesJar()
+}
+
+publishing {
+    publications {
+        mavenJava(MavenPublication) {
+            from components.java
+        }
+    }
+
+    repositories {
+    }
+}
+