diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 388ad15..196b9f1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -22,4 +22,4 @@ jobs:
         env:
           TERM: dumb
         with:
-          arguments: clean build --warning-mode=all
+          arguments: clean build dist --warning-mode=all
diff --git a/build.gradle.kts b/build.gradle.kts
index 11de6dc..f64fb88 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -27,7 +27,7 @@ spotless {
 		if (JavaVersion.current() < JavaVersion.VERSION_16) {
 			removeUnusedImports()
 		} else {
-			// google-format broken on java 16 (https://github.com/diffplug/spotless/issues/834)
+			// google-format broken on java 16+ (https://github.com/diffplug/spotless/issues/834)
 			println("Warning! Unused imports remove is disabled for Java 16+")
 		}
 		encoding("UTF-8")
@@ -48,12 +48,34 @@ spotless {
 var libProjects = listOf(":raung-common", ":raung-asm", ":raung-disasm")
 
 tasks.register("publishLocal") {
+	group = "raung"
+	description = "Public library packages into Maven local repo"
+
 	libProjects.forEach {
 		dependsOn(tasks.getByPath("$it:publishToMavenLocal"))
 	}
 }
 tasks.register("publish") {
+	group = "raung"
+	description = "Public library packages into Maven Central repo"
+
 	libProjects.forEach {
 		dependsOn(tasks.getByPath("$it:publish"))
 	}
 }
+
+tasks.register("dist", Copy::class) {
+	group = "raung"
+	description = "Build raung-cli distribution package"
+
+	from(tasks.getByPath(":raung-cli:distZip"))
+	into(layout.buildDirectory)
+}
+
+tasks.register("clean", Delete::class) {
+	group = "raung"
+	description = "Remove all build directories"
+
+	delete(layout.buildDirectory)
+	subprojects.forEach { sp -> dependsOn(sp.tasks.named("clean")) }
+}
diff --git a/buildSrc/src/main/kotlin/raung.java-common.gradle.kts b/buildSrc/src/main/kotlin/raung.java-common.gradle.kts
index 7f24fc6..a074d30 100644
--- a/buildSrc/src/main/kotlin/raung.java-common.gradle.kts
+++ b/buildSrc/src/main/kotlin/raung.java-common.gradle.kts
@@ -4,7 +4,7 @@ plugins {
 }
 
 group = "io.github.skylot.raung"
-version = "0.0.1"
+version = System.getenv("RAUNG_VERSION") ?: "dev"
 
 java {
 	sourceCompatibility = JavaVersion.VERSION_1_8
diff --git a/buildSrc/src/main/kotlin/raung.java-library.gradle.kts b/buildSrc/src/main/kotlin/raung.java-library.gradle.kts
index b4b07fc..6a0ddf5 100644
--- a/buildSrc/src/main/kotlin/raung.java-library.gradle.kts
+++ b/buildSrc/src/main/kotlin/raung.java-library.gradle.kts
@@ -11,7 +11,7 @@ dependencies {
 }
 
 group = "io.github.skylot"
-version = "0.0.1"
+version = System.getenv("RAUNG_VERSION") ?: "dev"
 
 java {
 	withJavadocJar()
@@ -58,7 +58,6 @@ publishing {
 	}
 	repositories {
 		maven {
-			// change URLs to point to your repos, e.g. http://my.org/repo
 			val releasesRepoUrl = uri("https://s01.oss.sonatype.org/service/local/staging/deploy/maven2/")
 			val snapshotsRepoUrl = uri("https://s01.oss.sonatype.org/content/repositories/snapshots/")
 			url = if (version.toString().endsWith("SNAPSHOT")) snapshotsRepoUrl else releasesRepoUrl
@@ -71,11 +70,15 @@ publishing {
 }
 
 signing {
+	setRequired(gradle.taskGraph.hasTask("publish"))
 	sign(publishing.publications["mavenJava"])
 }
 
 tasks.javadoc {
+	val stdOptions = options as StandardJavadocDocletOptions
 	if (JavaVersion.current().isJava9Compatible) {
-		(options as StandardJavadocDocletOptions).addBooleanOption("html5", true)
+		stdOptions.addBooleanOption("html5", true)
 	}
+	// disable 'missing' warnings
+	stdOptions.addStringOption("Xdoclint:all,-missing", "-quiet")
 }