diff --git a/build.gradle b/build.gradle
index 2bd2892..db51ea6 100644
--- a/build.gradle
+++ b/build.gradle
@@ -149,14 +149,23 @@ javadoc {
         addBooleanOption('html5', true)
     }
 
-    source = sourceSets.main.allJava
+    // 确保有源代码可供生成文档
+    if (sourceSets.main.allJava.files.any { it.exists() }) {
+        source = sourceSets.main.allJava
+    }
     classpath = configurations.compileClasspath
     exclude '**/test/**'
     exclude '**/internal/**'
+
+    // 确保输出目录存在
+    doFirst {
+        destinationDir.mkdirs()
+    }
 }
 
 tasks.register('javadocJar', Jar) {
-    archiveClassifier.set('javadoc')
+    archiveFileName = "${mod_id}-${minecraft_version}-${mod_version}-javadoc.jar"
+    archiveClassifier.set("javadoc")
     from tasks.javadoc
     dependsOn tasks.javadoc
 }
@@ -182,6 +191,25 @@ tasks.register('deobfJar', Jar) {
 
     dependsOn classes
 }
+tasks.register('sourceJar', Jar) {
+    from(sourceSets.main.allSource) // java
+    archiveFileName = "${mod_id}-${minecraft_version}-${mod_version}-sources.jar"
+    archiveClassifier.set("sources")
+    duplicatesStrategy = DuplicatesStrategy.EXCLUDE
+    manifest {
+        attributes([
+                'Specification-Title'     : mod_id,
+                'Specification-Vendor'    : mod_authors,
+                'Specification-Version'   : '1',
+                'Implementation-Title'    : project.name,
+                'Implementation-Version'  : archiveVersion,
+                'Implementation-Vendor'   : mod_authors,
+                'Implementation-Timestamp': new Date().format("yyyy-MM-dd'T'HH:mm:ssZ"),
+        ])
+    }
+    dependsOn classes
+}
+
 
 
 
@@ -192,6 +220,7 @@ publishing {
         mavenJava(MavenPublication) {
             artifactId = mod_id
             artifact deobfJar
+            artifact sourceJar
             artifact javadocJar
 
             pom {
@@ -322,6 +351,10 @@ tasks.register('publishToNexus') {
     description = 'Publishes all publications to LTD Nexus'
     dependsOn 'publishMavenJavaPublicationToLTDNexusRepository'
 }
+tasks.named('build') {
+    dependsOn javadocJar, sourceJar
+}
+
 
 tasks.register('publishLocal') {
     group = 'publishing'
@@ -349,12 +382,3 @@ idea {
 tasks.withType(GenerateModuleMetadata) {
     enabled = false
 }
-
-afterEvaluate {
-    tasks.named('deobfJar') {
-        doLast {
-            def jar = file(layout.buildDirectory.dir("repo") + "${mod_id}-${minecraft_version}-${mod_version}.jar")
-            if (jar.exists()) ant.delete(jar)
-        }
-    }
-}
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index f707d4d..7df8c52 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -33,7 +33,7 @@ mod_name=3944Realms 's Lib Mod
 # The license of the mod. Review your options at https://choosealicense.com/. All Rights Reserved is the default.
 mod_license=MIT
 # The mod version. See https://semver.org/
-mod_version=0.0.16
+mod_version=0.0.17
 # The group ID for the mod. It is only important when publishing as an artifact to a Maven repository.
 # This should match the base package used for the mod sources.
 # See https://maven.apache.org/guides/mini/guide-naming-conventions.html
diff --git a/src/main/java/top/r3944realms/lib39/util/block/BlockRegistryBuilder.java b/src/main/java/top/r3944realms/lib39/util/block/BlockRegistryBuilder.java
index 2415ad1..c2cb634 100644
--- a/src/main/java/top/r3944realms/lib39/util/block/BlockRegistryBuilder.java
+++ b/src/main/java/top/r3944realms/lib39/util/block/BlockRegistryBuilder.java
@@ -53,6 +53,16 @@ public class BlockRegistryBuilder {
         return this;
     }
 
+    /**
+     * 注册对应的方块物品
+     *
+     * @param blockObject           the block object
+     * @param blockDeferredRegister the block deferred register
+     */
+    public void registerBlockItem(RegistryObject<Block> blockObject, @NotNull DeferredRegister<Block> blockDeferredRegister) {
+        blockDeferredRegister.register(this.registryName, blockObject);
+    }
+
     /**
      * 内部方法：注册对应的方块物品
      */